Q: Is 740,640 a Prime Number?
A: No, 740,640 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 740640 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 1,543 3,086 4,629 6,172 7,715 9,258 12,344 15,430 18,516 23,145 24,688 30,860 37,032 46,290 49,376 61,720 74,064 92,580 123,440 148,128 185,160 246,880 370,320 and 740,640, with no remainder.
Since 740,640 cannot be divided by just 1 and 740,640, it is not a prime number.