Q: Is 100,520 a Prime Number?
A: No, 100,520 is 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 100520 can be evenly divided by 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 359 718 1,436 1,795 2,513 2,872 3,590 5,026 7,180 10,052 12,565 14,360 20,104 25,130 50,260 and 100,520, with no remainder.
Since 100,520 cannot be divided by just 1 and 100,520, it is not a prime number.