7,14,21,28,35,42,49,56,63,70,77,84,91
72.
21: 21, 42, 63, and 84!
15, 30 & 45
all whole numbers that end with 00
Just 72. It was found by multiplying 8 and 9. --------------------------------------- The common multiples of two numbers are the multiples of their lowest common multiple. LCM(8, 9) = 72 The common multiples of 8 and 9 are 72, 144, 216, ... The only common multiples less than 100 are 72 only.
7142128354249566370778496
2,4,6,8,10,12,14,16,18,20,22,24,26,and 28
All nonzero numbers have an infinite amount of multiples.
3. All other multiples of 3 are not prime.
Multiples of 7 that are less than 60 are 7, 14, 21, 28, 35, 42, 49, 56.Multiples of 14 that are less than 60 are 14, 28, 42, 56. Common multiples that are less than 60 are 14, 28, 42, and 56.
72.
it is 44 and 88
50
Just 49
The sum of all prime numbers less than one hundred is 1104.
25 and 30
It's 72