Q: Is 1,020,520 a Prime Number?
A: No, 1,020,520 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 1020520 can be evenly divided by 1 2 4 5 8 10 20 31 40 62 124 155 248 310 620 823 1,240 1,646 3,292 4,115 6,584 8,230 16,460 25,513 32,920 51,026 102,052 127,565 204,104 255,130 510,260 and 1,020,520, with no remainder.
Since 1,020,520 cannot be divided by just 1 and 1,020,520, it is not a prime number.