2
61 is a prime number therefore its only factors are 1 and itself.
As a product of its prime factors: 3*7*7 = 147
30 has three prime factors. The prime factors are 2,3,5.
4 prime factors
Prime numbers have two factors.
Two prime factors
Two prime factors.
Two distinct prime factors, six total prime factors.
There are infinitely many prime factors.
Two distinct prime factors
It has 5 prime factors namely 2,3,5,7,11
The prime factors of 88 are 2 and 11