Q: Is 144,400 a Prime Number?
A: No, 144,400 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 144400 can be evenly divided by 1 2 4 5 8 10 16 19 20 25 38 40 50 76 80 95 100 152 190 200 304 361 380 400 475 722 760 950 1,444 1,520 1,805 1,900 2,888 3,610 3,800 5,776 7,220 7,600 9,025 14,440 18,050 28,880 36,100 72,200 and 144,400, with no remainder.
Since 144,400 cannot be divided by just 1 and 144,400, it is not a prime number.