Base | Representation |
---|---|
bin | 1101100011010… |
… | …11110111010100 |
3 | 21220220221122102 |
4 | 12301223313110 |
5 | 213101004040 |
6 | 15140421232 |
7 | 2550221645 |
oct | 661536724 |
9 | 256827572 |
10 | 113688020 |
11 | 591a0546 |
12 | 320a7818 |
13 | 1a726c24 |
14 | 111556cc |
15 | 9eaa515 |
hex | 6c6bdd4 |
113688020 has 24 divisors (see below), whose sum is σ = 251311200. Its totient is φ = 43081632.
The previous prime is 113688019. The next prime is 113688037. The reversal of 113688020 is 20886311.
It is a plaindrome in base 14.
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, 149210 + ... + 149969.
It is an arithmetic number, because the mean of its divisors is an integer number (10471300).
Almost surely, 2113688020 is an apocalyptic number.
113688020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
113688020 is an abundant number, since it is smaller than the sum of its proper divisors (137623180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
113688020 is a wasteful number, since it uses less digits than its factorization.
113688020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 299207 (or 299205 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 29.
The square root of 113688020 is about 10662.4584407162. The cubic root of 113688020 is about 484.4380354731.
The spelling of 113688020 in words is "one hundred thirteen million, six hundred eighty-eight thousand, twenty".
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