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56630996 = 2214157749
BaseRepresentation
bin1101100000000…
…1111011010100
310221120011010022
43120001323110
5103444142441
65341444312
71255232642
oct330017324
9127504108
1056630996
1129a6a784
1216b70698
13b96a686
147742192
154e8984b
hex3601ed4

56630996 has 6 divisors (see below), whose sum is σ = 99104250. Its totient is φ = 28315496.

The previous prime is 56630993. The next prime is 56631049. The reversal of 56630996 is 69903665.

It can be written as a sum of positive squares in only one way, i.e., 54228496 + 2402500 = 7364^2 + 1550^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56630993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7078871 + ... + 7078878.

It is an arithmetic number, because the mean of its divisors is an integer number (16517375).

Almost surely, 256630996 is an apocalyptic number.

It is an amenable number.

56630996 is a deficient number, since it is larger than the sum of its proper divisors (42473254).

56630996 is a wasteful number, since it uses less digits than its factorization.

56630996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14157753 (or 14157751 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 44.

The square root of 56630996 is about 7525.3568686143. The cubic root of 56630996 is about 384.0178395213.

The spelling of 56630996 in words is "fifty-six million, six hundred thirty thousand, nine hundred ninety-six".

Divisors: 1 2 4 14157749 28315498 56630996