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50913764 = 22111157131
BaseRepresentation
bin1100001000111…
…0000111100100
310112210200112222
43002032013210
5101013220024
65015131512
71155521426
oct302160744
9115720488
1050913764
11268152a0
1215073b98
13a7182b5
146a94816
15470a85e
hex308e1e4

50913764 has 12 divisors (see below), whose sum is σ = 97199088. Its totient is φ = 23142600.

The previous prime is 50913719. The next prime is 50913773. The reversal of 50913764 is 46731905.

It is a super-2 number, since 2×509137642 = 5184422729295392, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578522 + ... + 578609.

It is an arithmetic number, because the mean of its divisors is an integer number (8099924).

Almost surely, 250913764 is an apocalyptic number.

It is an amenable number.

50913764 is a deficient number, since it is larger than the sum of its proper divisors (46285324).

50913764 is a wasteful number, since it uses less digits than its factorization.

50913764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157146 (or 1157144 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 50913764 is about 7135.3881464150. The cubic root of 50913764 is about 370.6338392996.

The spelling of 50913764 in words is "fifty million, nine hundred thirteen thousand, seven hundred sixty-four".

Divisors: 1 2 4 11 22 44 1157131 2314262 4628524 12728441 25456882 50913764