To find all the divisors of the number 573,750:
- 1. Decompose the number into prime factors.
- See how you can find out how many factors (divisors) the number has, without actually calculating them.
- 2. Multiply the prime factors in all their unique combinations, that yield different results.
1. Carry out the prime factorization of the number 573,750:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
573,750 = 2 × 33 × 54 × 17
573,750 is not a prime number but a composite one.
- Prime number: a natural number that is divisible (divided evenly) only by 1 and itself. A prime number has exactly two factors: 1 and the number itself.
- Examples of prime numbers: 2 (factors 1, 2), 3 (factors 1, 3), 5 (factors 1, 5), 7 (factors 1, 7), 11 (factors 1, 11), 13 (factors 1, 13), ...
- Composite number: a natural number that has at least one factor other than 1 and itself. So it is neither a prime number nor 1.
- Examples of composite numbers: 4 (it has 3 factors: 1, 2, 4), 6 (it has 4 factors: 1, 2, 3, 6), 8 (it has 4 factors: 1, 2, 4, 8), 9 (it has 3 factors: 1, 3, 9), 10 (it has 4 factors: 1, 2, 5, 10), 12 (it has 6 factors: 1, 2, 3, 4, 6, 12), ...
How to count the number of factors of a number?
Without actually finding the factors
- If a number N is prime factorized as:
N = am × bk × cz
where a, b, c are the prime factors and m, k, z are their exponents, natural numbers, .... - ...
- Then the number of factors of the number N can be calculated as:
n = (m + 1) × (k + 1) × (z + 1) - ...
- In our case, the number of factors is calculated as:
- n = (1 + 1) × (3 + 1) × (4 + 1) × (1 + 1) = 2 × 4 × 5 × 2 = 80
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 573,750
- Multiply the prime factors involved in the prime factorization of the number in all their unique combinations, that give different results.
- Also consider the exponents of these prime factors.
- Also add 1 to the list of factors (divisors). All the numbers are divisible by 1.
All the factors (divisors) are listed below - in ascending order
The list of factors (divisors):
Numbers other than 1 that are not prime factors are composite factors (divisors).
neither prime nor composite =
1
prime factor =
2
prime factor =
3
prime factor =
5
composite factor = 2 × 3 =
6
composite factor = 3
2 =
9
composite factor = 2 × 5 =
10
composite factor = 3 × 5 =
15
prime factor =
17
composite factor = 2 × 3
2 =
18
composite factor = 5
2 =
25
composite factor = 3
3 =
27
composite factor = 2 × 3 × 5 =
30
composite factor = 2 × 17 =
34
composite factor = 3
2 × 5 =
45
composite factor = 2 × 5
2 =
50
composite factor = 3 × 17 =
51
composite factor = 2 × 3
3 =
54
composite factor = 3 × 5
2 =
75
composite factor = 5 × 17 =
85
composite factor = 2 × 3
2 × 5 =
90
composite factor = 2 × 3 × 17 =
102
composite factor = 5
3 =
125
composite factor = 3
3 × 5 =
135
composite factor = 2 × 3 × 5
2 =
150
composite factor = 3
2 × 17 =
153
composite factor = 2 × 5 × 17 =
170
composite factor = 3
2 × 5
2 =
225
composite factor = 2 × 5
3 =
250
composite factor = 3 × 5 × 17 =
255
composite factor = 2 × 3
3 × 5 =
270
composite factor = 2 × 3
2 × 17 =
306
composite factor = 3 × 5
3 =
375
composite factor = 5
2 × 17 =
425
composite factor = 2 × 3
2 × 5
2 =
450
composite factor = 3
3 × 17 =
459
composite factor = 2 × 3 × 5 × 17 =
510
composite factor = 5
4 =
625
composite factor = 3
3 × 5
2 =
675
composite factor = 2 × 3 × 5
3 =
750
This list continues below...
... This list continues from above
composite factor = 3
2 × 5 × 17 =
765
composite factor = 2 × 5
2 × 17 =
850
composite factor = 2 × 3
3 × 17 =
918
composite factor = 3
2 × 5
3 =
1,125
composite factor = 2 × 5
4 =
1,250
composite factor = 3 × 5
2 × 17 =
1,275
composite factor = 2 × 3
3 × 5
2 =
1,350
composite factor = 2 × 3
2 × 5 × 17 =
1,530
composite factor = 3 × 5
4 =
1,875
composite factor = 5
3 × 17 =
2,125
composite factor = 2 × 3
2 × 5
3 =
2,250
composite factor = 3
3 × 5 × 17 =
2,295
composite factor = 2 × 3 × 5
2 × 17 =
2,550
composite factor = 3
3 × 5
3 =
3,375
composite factor = 2 × 3 × 5
4 =
3,750
composite factor = 3
2 × 5
2 × 17 =
3,825
composite factor = 2 × 5
3 × 17 =
4,250
composite factor = 2 × 3
3 × 5 × 17 =
4,590
composite factor = 3
2 × 5
4 =
5,625
composite factor = 3 × 5
3 × 17 =
6,375
composite factor = 2 × 3
3 × 5
3 =
6,750
composite factor = 2 × 3
2 × 5
2 × 17 =
7,650
composite factor = 5
4 × 17 =
10,625
composite factor = 2 × 3
2 × 5
4 =
11,250
composite factor = 3
3 × 5
2 × 17 =
11,475
composite factor = 2 × 3 × 5
3 × 17 =
12,750
composite factor = 3
3 × 5
4 =
16,875
composite factor = 3
2 × 5
3 × 17 =
19,125
composite factor = 2 × 5
4 × 17 =
21,250
composite factor = 2 × 3
3 × 5
2 × 17 =
22,950
composite factor = 3 × 5
4 × 17 =
31,875
composite factor = 2 × 3
3 × 5
4 =
33,750
composite factor = 2 × 3
2 × 5
3 × 17 =
38,250
composite factor = 3
3 × 5
3 × 17 =
57,375
composite factor = 2 × 3 × 5
4 × 17 =
63,750
composite factor = 3
2 × 5
4 × 17 =
95,625
composite factor = 2 × 3
3 × 5
3 × 17 =
114,750
composite factor = 2 × 3
2 × 5
4 × 17 =
191,250
composite factor = 3
3 × 5
4 × 17 =
286,875
composite factor = 2 × 3
3 × 5
4 × 17 =
573,750
80 factors (divisors)
What times what is 573,750?
What number multiplied by what number equals 573,750?
All the combinations of any two natural numbers whose product equals 573,750.
1 × 573,750 = 573,750
2 × 286,875 = 573,750
3 × 191,250 = 573,750
5 × 114,750 = 573,750
6 × 95,625 = 573,750
9 × 63,750 = 573,750
10 × 57,375 = 573,750
15 × 38,250 = 573,750
17 × 33,750 = 573,750
18 × 31,875 = 573,750
25 × 22,950 = 573,750
27 × 21,250 = 573,750
30 × 19,125 = 573,750
34 × 16,875 = 573,750
45 × 12,750 = 573,750
50 × 11,475 = 573,750
51 × 11,250 = 573,750
54 × 10,625 = 573,750
75 × 7,650 = 573,750
85 × 6,750 = 573,750
90 × 6,375 = 573,750
102 × 5,625 = 573,750
125 × 4,590 = 573,750
135 × 4,250 = 573,750
150 × 3,825 = 573,750
153 × 3,750 = 573,750
170 × 3,375 = 573,750
225 × 2,550 = 573,750
250 × 2,295 = 573,750
255 × 2,250 = 573,750
270 × 2,125 = 573,750
306 × 1,875 = 573,750
375 × 1,530 = 573,750
425 × 1,350 = 573,750
450 × 1,275 = 573,750
459 × 1,250 = 573,750
510 × 1,125 = 573,750
625 × 918 = 573,750
675 × 850 = 573,750
750 × 765 = 573,750
40 unique multiplications The final answer:
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