Q: Is 1,015,420 a Prime Number?
A: No, 1,015,420 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 1015420 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 140 7,253 14,506 29,012 36,265 50,771 72,530 101,542 145,060 203,084 253,855 507,710 and 1,015,420, with no remainder.
Since 1,015,420 cannot be divided by just 1 and 1,015,420, it is not a prime number.