Q: Is 501,990 a Prime Number?
A: No, 501,990 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 501990 can be evenly divided by 1 2 3 5 6 10 15 29 30 58 87 145 174 290 435 577 870 1,154 1,731 2,885 3,462 5,770 8,655 16,733 17,310 33,466 50,199 83,665 100,398 167,330 250,995 and 501,990, with no remainder.
Since 501,990 cannot be divided by just 1 and 501,990, it is not a prime number.