Q: Is 421,420 a Composite Number?
A: Yes, 421,420 is a composite number.
The number 421,420 can be evenly divided by 1 2 4 5 10 19 20 38 76 95 190 380 1,109 2,218 4,436 5,545 11,090 21,071 22,180 42,142 84,284 105,355 210,710 and 421,420, with no remainder.
Since 421,420 cannot be divided by just 1 and 421,420, it is a composite number.