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115442676 = 22323206741
BaseRepresentation
bin1101110000110…
…00001111110100
322001020002120200
412320120033310
5214023131201
615242200500
72601150366
oct670301764
9261202520
10115442676
115a189878
12327b3130
131abbc79b
1411490d36
15a205386
hex6e183f4

115442676 has 18 divisors (see below), whose sum is σ = 291813522. Its totient is φ = 38480880.

The previous prime is 115442653. The next prime is 115442693. The reversal of 115442676 is 676244511.

It can be written as a sum of positive squares in only one way, i.e., 69555600 + 45887076 = 8340^2 + 6774^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×1154426762 = 26654022884081952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3206741 = 115442676 / (1 + 1 + 5 + 4 + 4 + 2 + 6 + 7 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 115442676.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1603335 + ... + 1603406.

Almost surely, 2115442676 is an apocalyptic number.

It is an amenable number.

115442676 is an abundant number, since it is smaller than the sum of its proper divisors (176370846).

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

115442676 is a wasteful number, since it uses less digits than its factorization.

115442676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3206751 (or 3206746 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 115442676 is about 10744.4253452663. The cubic root of 115442676 is about 486.9175877086.

The spelling of 115442676 in words is "one hundred fifteen million, four hundred forty-two thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 9 12 18 36 3206741 6413482 9620223 12826964 19240446 28860669 38480892 57721338 115442676