Q: Is 231,440 a Composite Number?
A: Yes, 231,440 is a composite number.
The number 231,440 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 110 176 220 263 440 526 880 1,052 1,315 2,104 2,630 2,893 4,208 5,260 5,786 10,520 11,572 14,465 21,040 23,144 28,930 46,288 57,860 115,720 and 231,440, with no remainder.
Since 231,440 cannot be divided by just 1 and 231,440, it is a composite number.