What two number when multiplied equals 15420 (fifteen thousand four hundred twenty)?
From the aboves multiple we can see that 15420 is a multiple of 24 numbers.
The numbers are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 5140, 7710, 15420
These numbers are called the factors of 15420.
2 x 3 x 5 x 257= 15420
A prime number is a number that is divisible only by 1 and itself (without a remainder).
15420 is not a prime number because it is divisible by other number than 1 and itself.
Lets learn factorization of other numbers.