Q: Is 121,600 a Prime Number?
A: No, 121,600 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 121600 can be evenly divided by 1 2 4 5 8 10 16 19 20 25 32 38 40 50 64 76 80 95 100 128 152 160 190 200 256 304 320 380 400 475 608 640 760 800 950 1,216 1,280 1,520 1,600 1,900 2,432 3,040 3,200 3,800 4,864 6,080 6,400 7,600 12,160 15,200 24,320 30,400 60,800 and 121,600, with no remainder.
Since 121,600 cannot be divided by just 1 and 121,600, it is not a prime number.