Base | Representation |
---|---|
bin | 1101100011010… |
… | …10000111110001 |
3 | 21220220120212000 |
4 | 12301222013301 |
5 | 213100242011 |
6 | 15140324213 |
7 | 2550162066 |
oct | 661520761 |
9 | 256816760 |
10 | 113680881 |
11 | 59196146 |
12 | 320a3669 |
13 | 1a7238c2 |
14 | 11152c6d |
15 | 9ea8356 |
hex | 6c6a1f1 |
113680881 has 32 divisors (see below), whose sum is σ = 178679040. Its totient is φ = 71280000.
The previous prime is 113680877. The next prime is 113680901. The reversal of 113680881 is 188086311.
It is not a de Polignac number, because 113680881 - 22 = 113680877 is a prime.
It is a super-2 number, since 2×1136808812 = 25846685409872322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (113680081) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36381 + ... + 39381.
It is an arithmetic number, because the mean of its divisors is an integer number (5583720).
Almost surely, 2113680881 is an apocalyptic number.
It is an amenable number.
113680881 is a deficient number, since it is larger than the sum of its proper divisors (64998159).
113680881 is a wasteful number, since it uses less digits than its factorization.
113680881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3094 (or 3088 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 36.
The square root of 113680881 is about 10662.1236627606. The cubic root of 113680881 is about 484.4278952210.
The spelling of 113680881 in words is "one hundred thirteen million, six hundred eighty thousand, eight hundred eighty-one".
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