Q: Is 137,640 a Prime Number?
A: No, 137,640 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 137640 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 31 37 40 60 62 74 93 111 120 124 148 155 185 186 222 248 296 310 370 372 444 465 555 620 740 744 888 930 1,110 1,147 1,240 1,480 1,860 2,220 2,294 3,441 3,720 4,440 4,588 5,735 6,882 9,176 11,470 13,764 17,205 22,940 27,528 34,410 45,880 68,820 and 137,640, with no remainder.
Since 137,640 cannot be divided by just 1 and 137,640, it is not a prime number.