Q: Is 857,420 a Composite Number?
A: Yes, 857,420 is a composite number.
The number 857,420 can be evenly divided by 1 2 4 5 10 20 43 86 172 215 430 860 997 1,994 3,988 4,985 9,970 19,940 42,871 85,742 171,484 214,355 428,710 and 857,420, with no remainder.
Since 857,420 cannot be divided by just 1 and 857,420, it is a composite number.