Q: Is 1,338,512 a Prime Number?
A: No, 1,338,512 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 1338512 can be evenly divided by 1 2 4 7 8 14 16 17 19 28 34 37 38 56 68 74 76 112 119 133 136 148 152 238 259 266 272 296 304 323 476 518 532 592 629 646 703 952 1,036 1,064 1,258 1,292 1,406 1,904 2,072 2,128 2,261 2,516 2,584 2,812 4,144 4,403 4,522 4,921 5,032 5,168 5,624 8,806 9,044 9,842 10,064 11,248 11,951 17,612 18,088 19,684 23,902 35,224 36,176 39,368 47,804 70,448 78,736 83,657 95,608 167,314 191,216 334,628 669,256 and 1,338,512, with no remainder.
Since 1,338,512 cannot be divided by just 1 and 1,338,512, it is not a prime number.