Q: Is 6,123,420 a Prime Number?
A: No, 6,123,420 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 6123420 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 34,019 68,038 102,057 136,076 170,095 204,114 306,171 340,190 408,228 510,285 612,342 680,380 1,020,570 1,224,684 1,530,855 2,041,140 3,061,710 and 6,123,420, with no remainder.
Since 6,123,420 cannot be divided by just 1 and 6,123,420, it is not a prime number.