Q: Is 673,740 a Prime Number?
A: No, 673,740 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 673740 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 19 20 30 36 38 45 57 60 76 90 95 114 171 180 190 197 228 285 342 380 394 570 591 684 788 855 985 1,140 1,182 1,710 1,773 1,970 2,364 2,955 3,420 3,546 3,743 3,940 5,910 7,092 7,486 8,865 11,229 11,820 14,972 17,730 18,715 22,458 33,687 35,460 37,430 44,916 56,145 67,374 74,860 112,290 134,748 168,435 224,580 336,870 and 673,740, with no remainder.
Since 673,740 cannot be divided by just 1 and 673,740, it is not a prime number.