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Properties of the Number 642
 Because 642 is divisible by 2 ...
 642 is an even number
 642 has parity 0
 642 is not an odd number
 Because 642 can be factored as 2 x 321 ...
 642 is a composite number
 642 is not a prime number
Alternative Representations of the Number 642
 Base 2 (binary): 1010000010
 Base 8 (octal): 1202
 Base 16 (hexadecimal): 282
 Words: six hundred fortytwo
Divisors of the Number 642
 642 has 8 positive divisors:
1, 2, 3, 6, 107, 214, 321, 642
 The sum of the positive divisors is 1296
 642 has 7 proper divisors:
1, 2, 3, 6, 107, 214, 321
 The sum of the proper divisors is 654
 642 is not a deficient number
 642 is not a perfect number
 642 is an abundant number since the sum of the proper divisors is greater than 642
More Properties of the Number 642
 642 is not a square number
 642 is not a cube number
 642 is not a palindromic number
 642 is not a Fibonacci number
 642 is not a Lucas number
