Q: Is 670,140 a Prime Number?
A: No, 670,140 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 670140 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 17 18 20 27 30 34 36 45 51 54 60 68 73 85 90 102 108 135 146 153 170 180 204 219 255 270 292 306 340 365 438 459 510 540 612 657 730 765 876 918 1,020 1,095 1,241 1,314 1,460 1,530 1,836 1,971 2,190 2,295 2,482 2,628 3,060 3,285 3,723 3,942 4,380 4,590 4,964 6,205 6,570 7,446 7,884 9,180 9,855 11,169 12,410 13,140 14,892 18,615 19,710 22,338 24,820 33,507 37,230 39,420 44,676 55,845 67,014 74,460 111,690 134,028 167,535 223,380 335,070 and 670,140, with no remainder.
Since 670,140 cannot be divided by just 1 and 670,140, it is not a prime number.