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50634540131 = 710370228211
BaseRepresentation
bin101111001010000011…
…011100010001100011
311211200210211011001012
4233022003130101203
51312144420241011
635132225531135
73441525326660
oct571203342143
9154623734035
1050634540131
111a52397248a
1299914a3aab
134a0c36cc66
142644b08a67
1514b5436a8b
hexbca0dc463

50634540131 has 8 divisors (see below), whose sum is σ = 58429872384. Its totient is φ = 42979664520.

The previous prime is 50634540097. The next prime is 50634540139. The reversal of 50634540131 is 13104543605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50634540131 - 222 = 50630345827 is a prime.

It is a super-2 number, since 2×506345401312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50634540139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35113385 + ... + 35114826.

It is an arithmetic number, because the mean of its divisors is an integer number (7303734048).

Almost surely, 250634540131 is an apocalyptic number.

50634540131 is a deficient number, since it is larger than the sum of its proper divisors (7795332253).

50634540131 is a wasteful number, since it uses less digits than its factorization.

50634540131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70228321.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 50634540131 in words is "fifty billion, six hundred thirty-four million, five hundred forty thousand, one hundred thirty-one".

Divisors: 1 7 103 721 70228211 491597477 7233505733 50634540131