Q: Is 620,880 a Prime Number?
A: No, 620,880 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 620880 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 39 40 48 52 60 65 78 80 104 120 130 156 195 199 208 240 260 312 390 398 520 597 624 780 796 995 1,040 1,194 1,560 1,592 1,990 2,388 2,587 2,985 3,120 3,184 3,980 4,776 5,174 5,970 7,761 7,960 9,552 10,348 11,940 12,935 15,522 15,920 20,696 23,880 25,870 31,044 38,805 41,392 47,760 51,740 62,088 77,610 103,480 124,176 155,220 206,960 310,440 and 620,880, with no remainder.
Since 620,880 cannot be divided by just 1 and 620,880, it is not a prime number.