Q: Is 131,220 a Prime Number?

 A: No, 131,220 is not a prime number.

Why is 131,220 not a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 131220 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 162 180 243 270 324 405 486 540 729 810 972 1,215 1,458 1,620 2,187 2,430 2,916 3,645 4,374 4,860 6,561 7,290 8,748 10,935 13,122 14,580 21,870 26,244 32,805 43,740 65,610 and 131,220, with no remainder.

Since 131,220 cannot be divided by just 1 and 131,220, it is not a prime number.


More Examples

Number 131,218131,219131,221131,222
Prime? nonoyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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