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113042915988 = 22331330096623
BaseRepresentation
bin110100101000111100…
…0100000001010010100
3101210210011012010101020
41221101320200022110
53323002441302423
6123533050001140
711111210634432
oct1512170401224
9353704163336
10113042915988
1143a39862a12
1219aa9a161b0
13a876a59302
14568539bd52
152e193174e3
hex1a51e20294

113042915988 has 24 divisors (see below), whose sum is σ = 264609518208. Its totient is φ = 37560584256.

The previous prime is 113042915911. The next prime is 113042916001. The reversal of 113042915988 is 889519240311.

It is a super-3 number, since 3×1130429159883 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 113042915988.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15044556 + ... + 15052067.

It is an arithmetic number, because the mean of its divisors is an integer number (11025396592).

Almost surely, 2113042915988 is an apocalyptic number.

It is an amenable number.

113042915988 is an abundant number, since it is smaller than the sum of its proper divisors (151566602220).

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

113042915988 is a wasteful number, since it uses less digits than its factorization.

113042915988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30096943 (or 30096941 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 51.

It can be divided in two parts, 11304 and 2915988, that added together give a palindrome (2927292).

The spelling of 113042915988 in words is "one hundred thirteen billion, forty-two million, nine hundred fifteen thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 313 626 939 1252 1878 3756 30096623 60193246 90289869 120386492 180579738 361159476 9420242999 18840485998 28260728997 37680971996 56521457994 113042915988