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956 = 22239
BaseRepresentation
bin1110111100
31022102
432330
512311
64232
72534
oct1674
91272
10956
1179a
12678
13587
144c4
1543b
hex3bc

956 has 6 divisors (see below), whose sum is σ = 1680. Its totient is φ = 476.

The previous prime is 953. The next prime is 967. The reversal of 956 is 659.

Subtracting from 956 its product of digits (270), we obtain a palindrome (686).

It can be divided in two parts, 95 and 6, that added together give a palindrome (101).

956 is nontrivially palindromic in base 14.

956 is an esthetic number in base 12, because in such base its adjacent digits differ by 1.

956 is an undulating number in base 14.

It is a plaindrome in base 11, base 12 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116 + ... + 123.

It is an arithmetic number, because the mean of its divisors is an integer number (280).

It is an amenable number.

956 is a deficient number, since it is larger than the sum of its proper divisors (724).

956 is a wasteful number, since it uses less digits than its factorization.

956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243 (or 241 counting only the distinct ones).

The product of its digits is 270, while the sum is 20.

The square root of 956 is about 30.9192496675. The cubic root of 956 is about 9.8511280455.

The spelling of 956 in words is "nine hundred fifty-six", and thus it is an aban number and an oban number.

Divisors: 1 2 4 239 478 956