Q: Is 248,220 a Prime Number?
A: No, 248,220 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 248220 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 180 197 210 252 315 394 420 591 630 788 985 1,182 1,260 1,379 1,773 1,970 2,364 2,758 2,955 3,546 3,940 4,137 5,516 5,910 6,895 7,092 8,274 8,865 11,820 12,411 13,790 16,548 17,730 20,685 24,822 27,580 35,460 41,370 49,644 62,055 82,740 124,110 and 248,220, with no remainder.
Since 248,220 cannot be divided by just 1 and 248,220, it is not a prime number.