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50064957 = 326191193
BaseRepresentation
bin1011111011111…
…0111000111101
310111012120012200
42332332320331
5100304034312
64545022113
71145354655
oct276767075
9114176180
1050064957
11262955a8
1214924939
13a4abb47
146913365
1545de0dc
hex2fbee3d

50064957 has 12 divisors (see below), whose sum is σ = 73502364. Its totient is φ = 32829120.

The previous prime is 50064929. The next prime is 50065007. The reversal of 50064957 is 75946005.

50064957 is a `hidden beast` number, since 5 + 0 + 0 + 649 + 5 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 16818201 + 33246756 = 4101^2 + 5766^2 .

It is not a de Polignac number, because 50064957 - 26 = 50064893 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50064257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45048 + ... + 46145.

It is an arithmetic number, because the mean of its divisors is an integer number (6125197).

Almost surely, 250064957 is an apocalyptic number.

It is an amenable number.

50064957 is a deficient number, since it is larger than the sum of its proper divisors (23437407).

50064957 is a wasteful number, since it uses less digits than its factorization.

50064957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91260 (or 91257 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 50064957 is about 7075.6594745649. The cubic root of 50064957 is about 368.5626165835.

The spelling of 50064957 in words is "fifty million, sixty-four thousand, nine hundred fifty-seven".

Divisors: 1 3 9 61 183 549 91193 273579 820737 5562773 16688319 50064957