Q: Is 1,805,742 a Prime Number?
A: No, 1,805,742 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 1805742 can be evenly divided by 1 2 3 6 9 18 43 86 129 258 387 774 2,333 4,666 6,999 13,998 20,997 41,994 100,319 200,638 300,957 601,914 902,871 and 1,805,742, with no remainder.
Since 1,805,742 cannot be divided by just 1 and 1,805,742, it is not a prime number.