Q: Is 563,740 a Prime Number?
A: No, 563,740 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 563740 can be evenly divided by 1 2 4 5 10 20 71 142 284 355 397 710 794 1,420 1,588 1,985 3,970 7,940 28,187 56,374 112,748 140,935 281,870 and 563,740, with no remainder.
Since 563,740 cannot be divided by just 1 and 563,740, it is not a prime number.