Q: Is 55,520 a Prime Number?
A: No, 55,520 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 55520 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 80 160 347 694 1,388 1,735 2,776 3,470 5,552 6,940 11,104 13,880 27,760 and 55,520, with no remainder.
Since 55,520 cannot be divided by just 1 and 55,520, it is not a prime number.