Q: Is 526,720 a Prime Number?
A: No, 526,720 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 526720 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 823 1,646 3,292 4,115 6,584 8,230 13,168 16,460 26,336 32,920 52,672 65,840 105,344 131,680 263,360 and 526,720, with no remainder.
Since 526,720 cannot be divided by just 1 and 526,720, it is not a prime number.