Q: Is 140,140 a Prime Number?
A: No, 140,140 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 140140 can be evenly divided by 1 2 4 5 7 10 11 13 14 20 22 26 28 35 44 49 52 55 65 70 77 91 98 110 130 140 143 154 182 196 220 245 260 286 308 364 385 455 490 539 572 637 715 770 910 980 1,001 1,078 1,274 1,430 1,540 1,820 2,002 2,156 2,548 2,695 2,860 3,185 4,004 5,005 5,390 6,370 7,007 10,010 10,780 12,740 14,014 20,020 28,028 35,035 70,070 and 140,140, with no remainder.
Since 140,140 cannot be divided by just 1 and 140,140, it is not a prime number.