Q: Is 551,460 a Prime Number?
A: No, 551,460 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 551460 can be evenly divided by 1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 35 39 42 52 60 65 70 78 84 91 101 105 130 140 156 182 195 202 210 260 273 303 364 390 404 420 455 505 546 606 707 780 910 1,010 1,092 1,212 1,313 1,365 1,414 1,515 1,820 2,020 2,121 2,626 2,730 2,828 3,030 3,535 3,939 4,242 5,252 5,460 6,060 6,565 7,070 7,878 8,484 9,191 10,605 13,130 14,140 15,756 18,382 19,695 21,210 26,260 27,573 36,764 39,390 42,420 45,955 55,146 78,780 91,910 110,292 137,865 183,820 275,730 and 551,460, with no remainder.
Since 551,460 cannot be divided by just 1 and 551,460, it is not a prime number.