642 times 27 equals 17,334
Divide 642 by 3. This equals 214.
642 = 4096 643 = 262144 64 squared and [then] cubed is: (642)3 = 40963 = 68719476736= 646
77,040 because 107 x 2 = 214 214 x 3 = 642 642 x 4 = 2568 2568 x 5 = 12840 12840 x 6 = 77040
You can add up the digits, 6+4+2=12 and if that number is divisible by three, so it the original number. So 12 is certainly divisible by 3 so that means 642 is also.
642 times 27 equals 17,334
1 x 642, 2 x 321, 3 x 214, 6 x 107.
214
1/3 of 642 is 214.
Yes 642 is a multiple of three
Divide 642 by 3. This equals 214.
642 is composite. It is divisible by 2, 3, 107, 214, and 321.
The prime factorization of 642 is 2 x 3 x 107.
1,127
1, 2, 3, 6, 107, 214, 321, 642 2, 3 and 107 are prime.
642 = 4096 643 = 262144 64 squared and [then] cubed is: (642)3 = 40963 = 68719476736= 646
They are: 2, 3 and 107