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23113112300 = 2252231131123
BaseRepresentation
bin10101100001101001…
…100001101011101100
32012122210101202111022
4111201221201223230
5334313424043200
614341254113312
71445523133025
oct254151415354
965583352438
1023113112300
119890827403
12459064b838
132244644015
141193933c4c
15904204885
hex561a61aec

23113112300 has 18 divisors (see below), whose sum is σ = 50155453908. Its totient is φ = 9245244880.

The previous prime is 23113112287. The next prime is 23113112329. The reversal of 23113112300 is 321131132.

It is a super-2 number, since 2×231131123002 (a number of 22 digits) contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 115565462 + ... + 115565661.

It is an arithmetic number, because the mean of its divisors is an integer number (2786414106).

Almost surely, 223113112300 is an apocalyptic number.

23113112300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23113112300 is an abundant number, since it is smaller than the sum of its proper divisors (27042341608).

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

23113112300 is a wasteful number, since it uses less digits than its factorization.

23113112300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231131137 (or 231131130 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 23113112300 its reverse (321131132), we get a palindrome (23434243432).

The spelling of 23113112300 in words is "twenty-three billion, one hundred thirteen million, one hundred twelve thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 231131123 462262246 924524492 1155655615 2311311230 4622622460 5778278075 11556556150 23113112300