Base | Representation |
---|---|
bin | 100110101110… |
… | …0000101010110 |
3 | 1102012100112020 |
4 | 1031130011112 |
5 | 20144100433 |
6 | 2003034010 |
7 | 334356006 |
oct | 115340526 |
9 | 42170466 |
10 | 20300118 |
11 | 10505863 |
12 | 696b906 |
13 | 4289c07 |
14 | 29a6006 |
15 | 1baecb3 |
hex | 135c156 |
20300118 has 16 divisors (see below), whose sum is σ = 40659456. Its totient is φ = 6756840.
The previous prime is 20300117. The next prime is 20300123. The reversal of 20300118 is 81100302.
It is a happy number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 20300097 and 20300106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20300117) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2883 + ... + 6993.
It is an arithmetic number, because the mean of its divisors is an integer number (2541216).
Almost surely, 220300118 is an apocalyptic number.
20300118 is an abundant number, since it is smaller than the sum of its proper divisors (20359338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20300118 is a wasteful number, since it uses less digits than its factorization.
20300118 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4939.
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 20300118 is about 4505.5652253630. The cubic root of 20300118 is about 272.7927689767.
The spelling of 20300118 in words is "twenty million, three hundred thousand, one hundred eighteen".
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