Q: Is 743,280 a Prime Number?
A: No, 743,280 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 743280 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 38 40 48 57 60 76 80 95 114 120 152 163 190 228 240 285 304 326 380 456 489 570 652 760 815 912 978 1,140 1,304 1,520 1,630 1,956 2,280 2,445 2,608 3,097 3,260 3,912 4,560 4,890 6,194 6,520 7,824 9,291 9,780 12,388 13,040 15,485 18,582 19,560 24,776 30,970 37,164 39,120 46,455 49,552 61,940 74,328 92,910 123,880 148,656 185,820 247,760 371,640 and 743,280, with no remainder.
Since 743,280 cannot be divided by just 1 and 743,280, it is not a prime number.