Q: Is 40,920 a Prime Number?

 A: No, 40,920 is not a prime number.

Why is 40,920 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 40920 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 31 33 40 44 55 60 62 66 88 93 110 120 124 132 155 165 186 220 248 264 310 330 341 372 440 465 620 660 682 744 930 1,023 1,240 1,320 1,364 1,705 1,860 2,046 2,728 3,410 3,720 4,092 5,115 6,820 8,184 10,230 13,640 20,460 and 40,920, with no remainder.

Since 40,920 cannot be divided by just 1 and 40,920, it is not a prime number.


More Examples

Number 40,91840,91940,92140,922
Prime? nononono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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