Q: Is 4,742,720 a Prime Number?
A: No, 4,742,720 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 4742720 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 320 14,821 29,642 59,284 74,105 118,568 148,210 237,136 296,420 474,272 592,840 948,544 1,185,680 2,371,360 and 4,742,720, with no remainder.
Since 4,742,720 cannot be divided by just 1 and 4,742,720, it is not a prime number.