Q: Is 265,005 a Prime Number?
A: No, 265,005 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 265005 can be evenly divided by 1 3 5 9 13 15 27 39 45 65 117 135 151 195 351 453 585 755 1,359 1,755 1,963 2,265 4,077 5,889 6,795 9,815 17,667 20,385 29,445 53,001 88,335 and 265,005, with no remainder.
Since 265,005 cannot be divided by just 1 and 265,005, it is not a prime number.