Q: Is 243,460 a Prime Number?
A: No, 243,460 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 243460 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 37 47 70 74 94 140 148 185 188 235 259 329 370 470 518 658 740 940 1,036 1,295 1,316 1,645 1,739 2,590 3,290 3,478 5,180 6,580 6,956 8,695 12,173 17,390 24,346 34,780 48,692 60,865 121,730 and 243,460, with no remainder.
Since 243,460 cannot be divided by just 1 and 243,460, it is not a prime number.