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50349286911 = 37111911471699
BaseRepresentation
bin101110111001000011…
…010010010111111111
311210221221001210012010
4232321003102113333
51311103404140121
635044035542303
73431462606640
oct567103222777
9153857053163
1050349286911
111a397950520
129911a5a993
134995236481
142618c936c7
15149a38c376
hexbb90d25ff

50349286911 has 32 divisors (see below), whose sum is σ = 88102656000. Its totient is φ = 24778867680.

The previous prime is 50349286877. The next prime is 50349286921. The reversal of 50349286911 is 11968294305.

It is not a de Polignac number, because 50349286911 - 27 = 50349286783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50349286921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5731461 + ... + 5740238.

It is an arithmetic number, because the mean of its divisors is an integer number (2753208000).

Almost surely, 250349286911 is an apocalyptic number.

50349286911 is a deficient number, since it is larger than the sum of its proper divisors (37753369089).

50349286911 is a wasteful number, since it uses less digits than its factorization.

50349286911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11471739.

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 50349286911 in words is "fifty billion, three hundred forty-nine million, two hundred eighty-six thousand, nine hundred eleven".

Divisors: 1 3 7 11 19 21 33 57 77 133 209 231 399 627 1463 4389 11471699 34415097 80301893 126188689 217962281 240905679 378566067 653886843 883320823 1525735967 2397585091 2649962469 4577207901 7192755273 16783095637 50349286911