Nine has three factors.
The factors of 81 are 1, 3, 9, 27, and 81
The factors of 13 are: 1, 13 The factors of 19 are: 1, 19
The first five two-digit prime numbers are 11, 13, 17, 19, and 23.
All of the positive-integer factors of 16 are: 1, 2, 4, 8, and 16.
81 only has five factors.
There are only four factors ! They are 1,2,13 & 26
Nine has three factors.
59 is a prime number and therefore does not have any factors.
The factors of 19 are 1 and 19.
The factors of 81 are 1, 3, 9, 27, and 81
The factors of 19 are 1 and 19
The factors of 13 are: 1, 13 The factors of 19 are: 1, 19
The factors of 17 are: 1, 17. The factors of 19 are: 1, 19.
Just multiply the first five prime numbers! 2x3x5x7x11 = 6x35x11 = 210x11 = 2310. Any multiple of this number "has the first five prime numbers as factors", but 2310 is the smallest such number.
The factors of 19 are: 1, 19 The factors of 76 are: 1, 2, 4, 19, 38, 76
The first five prime numbers above 10 are: 11, 13, 17, 19, 23.