0
Take your pick:
15 because it is a product of two prime numbers
2 because it is the only even Prime number
8 because it is the smallest cube that is not the same as its root (03 = 0 and 13 = 1)
13 because it is an odd prime
16 because it is a square as well as a fourth power.
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Earn +20 ptsQ: What number doesn't belong 15 2 8 13 16?
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Which number does not belong 12 13 14 15 16?
13, it's the only prime. All the other ones can be divided by something other than 1.
What is the number between 13 and 17?
The whole number between 13 and 17 is 15
Which number in this group does not belong and why 15 13 16 2 8?
One possible answer13 is the only prime number in this group Incorrect 2 is a prime number also* * * * *How about 15 as the only number having different prime factors? I admit that is tenuous, but I cannot do better.
Which number doesn't belong 2-4-5-10-15-20-25-50?
15
When a number is divided by 15 the quotient is 451 and remainder 13?
6778/15 = 451 and remaider 13
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