Is 11 prime?
yes! 11 is prime
Factors of 49
1, 7, and 49
Prime factorization of 12
2 x 2 x 3
OR
22 x 3
11 x 11
11^2 = 121
Is 32 prime?
No! 32 is composite
Factors of 28
1, 2, 4, 7, 14, and 28
Prime factorization of 24
2 x 2 x 2 x 3
OR
23 x 3
3 x 3 x 3 x 3
3^4 = 81
Is 79 prime?
Yes! 79 is prime!
Factors of 45
1, 3, 5, 9, 15 and 45
Prime factorization of 18
2 x 3 x 3
OR
2 x 32
2 x 2 x 2 x 2 x 2
2^5 = 32
Is 76 prime?
No! 76 is composite!
76 divided by 2 is 38!
Factors of 80
1, 2, 4, 5, 8, 10, 16, 20, 40, and 80.
Prime factorization of 36
2 x 2 x 3 x 3
OR
22 x 32
10 x 10 x 10
10^3 = 1000
Is 53 prime?
Yes! 53 is a prime number
Factors of 100
1, 2, 4, 5, 10, 20, 25, 50, and 100.
Prime factorization of 64
2 x 2 x 2 x 2 x 2 x 2
OR
26
5 x 5 x 5 x 5
5^4 = 625