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11315112050 = 2521120572931
BaseRepresentation
bin10101000100110111…
…01110100001110010
31002012120101020201002
422202123232201302
5141133132041200
65110442042002
7550253602604
oct124233564162
932176336632
1011315112050
1148870a4180
1222394a9302
1310b42b6a98
14794a99174
15463585bd5
hex2a26ee872

11315112050 has 24 divisors (see below), whose sum is σ = 22959392112. Its totient is φ = 4114586000.

The previous prime is 11315112041. The next prime is 11315112089. The reversal of 11315112050 is 5021151311.

It is a happy number.

11315112050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 10285916 + ... + 10287015.

It is an arithmetic number, because the mean of its divisors is an integer number (956641338).

Almost surely, 211315112050 is an apocalyptic number.

11315112050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11315112050 is an abundant number, since it is smaller than the sum of its proper divisors (11644280062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11315112050 is a wasteful number, since it uses less digits than its factorization.

11315112050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20572954 (or 20572949 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 20.

Adding to 11315112050 its reverse (5021151311), we get a palindrome (16336263361).

The spelling of 11315112050 in words is "eleven billion, three hundred fifteen million, one hundred twelve thousand, fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 20572931 41145862 102864655 205729310 226302241 452604482 514323275 1028646550 1131511205 2263022410 5657556025 11315112050