Q: Is 277,480 a Prime Number?
A: No, 277,480 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 277480 can be evenly divided by 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 991 1,982 3,964 4,955 6,937 7,928 9,910 13,874 19,820 27,748 34,685 39,640 55,496 69,370 138,740 and 277,480, with no remainder.
Since 277,480 cannot be divided by just 1 and 277,480, it is not a prime number.