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115104120 = 23354322307
BaseRepresentation
bin1101101110001…
…01100101111000
322000120220011120
412313011211320
5213431312440
615231025240
72565240345
oct667054570
9260526146
10115104120
1159a7847a
123266b220
131ab01661
14114037cc
15a189dd0
hex6dc5978

115104120 has 64 divisors (see below), whose sum is σ = 353358720. Its totient is φ = 29979264.

The previous prime is 115104113. The next prime is 115104149. The reversal of 115104120 is 21401511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 115104120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5994 + ... + 16313.

It is an arithmetic number, because the mean of its divisors is an integer number (5521230).

Almost surely, 2115104120 is an apocalyptic number.

115104120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115104120 is an abundant number, since it is smaller than the sum of its proper divisors (238254600).

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

115104120 is a wasteful number, since it uses less digits than its factorization.

115104120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22364 (or 22360 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 115104120 is about 10728.6588164598. The cubic root of 115104120 is about 486.4411310836.

Adding to 115104120 its reverse (21401511), we get a palindrome (136505631).

The spelling of 115104120 in words is "one hundred fifteen million, one hundred four thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 43 60 86 120 129 172 215 258 344 430 516 645 860 1032 1290 1720 2580 5160 22307 44614 66921 89228 111535 133842 178456 223070 267684 334605 446140 535368 669210 892280 959201 1338420 1918402 2676840 2877603 3836804 4796005 5755206 7673608 9592010 11510412 14388015 19184020 23020824 28776030 38368040 57552060 115104120