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1, 3, 9, 71, 213, 639
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∙ 11y ago
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How many factors does 639 have?
Six factors.
Is 639 a prime or composite number?
639 is a composite number. Its positive integer factors are: 1, 3, 9, 71, 213, 639
What are the factors of 2397?
1, 639 Then by inspection of the number 639 , we note that each number is a multiple of '3' . So '3' is a factor. Also , slightly more 'tricky'. If we add the digits of 639 ; 6 + 3 + 9 = 18 1 + 8 = 9 . This means that the number has '9' is a factor. NB This only applies to factors/multiples of '9' Finally, divide 639 by 71 and/or 213 . If you have a whole number answer (No decimals), then those numbers are also factors of 639. Hence 639/71 = 9 & 329 / 213 = 3 So allthe given numbers are factors of 639.
What are the factors and prime factors of 639?
3 x 3 x 71 are the prime factors. You should now be able to calculate the composites...
What are the factors of 1917?
1, 3, 9, 27, 71, 213, 639, 1917
What are the factor pairs of 639?
Separate the number into prime factors. Then it should be easy to get ALL the factors, simply by combining different prime factors.
What are factors of 1278?
The factors of 1278 are: 1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278
What are the factors of 1278?
The factors of 1,278 are: 1 2 3 6 9 18 71 142 213 426 639 1278
What are the factors 1278?
The factors of 1,278 are: 1 2 3 6 9 18 71 142 213 426 639 1,278
What are all the possible factors of 1278?
The factors of 1278 are: 1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278.
What is the hcf of 196?
i really need help on maths home work can you help me thank you the maths is hcf of prime factors of 196 60 and 28 primes factors 735 and 639 prim factors
What is a third of 639?
639 ÷ 3 = 213
