Q: Is 180,320 a Prime Number?
A: No, 180,320 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 180320 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 23 28 32 35 40 46 49 56 70 80 92 98 112 115 140 160 161 184 196 224 230 245 280 322 368 392 460 490 560 644 736 784 805 920 980 1,120 1,127 1,288 1,568 1,610 1,840 1,960 2,254 2,576 3,220 3,680 3,920 4,508 5,152 5,635 6,440 7,840 9,016 11,270 12,880 18,032 22,540 25,760 36,064 45,080 90,160 and 180,320, with no remainder.
Since 180,320 cannot be divided by just 1 and 180,320, it is not a prime number.