Q: Is 165,760 a Prime Number?
A: No, 165,760 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 165760 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 32 35 37 40 56 64 70 74 80 112 128 140 148 160 185 224 259 280 296 320 370 448 518 560 592 640 740 896 1,036 1,120 1,184 1,295 1,480 2,072 2,240 2,368 2,590 2,960 4,144 4,480 4,736 5,180 5,920 8,288 10,360 11,840 16,576 20,720 23,680 33,152 41,440 82,880 and 165,760, with no remainder.
Since 165,760 cannot be divided by just 1 and 165,760, it is not a prime number.