Base | Representation |
---|---|
bin | 10110011011000… |
… | …11001000001010 |
3 | 111002221112020112 |
4 | 23031203020022 |
5 | 341123214010 |
6 | 30355354322 |
7 | 4442555540 |
oct | 1315431012 |
9 | 432845215 |
10 | 188101130 |
11 | 971a6188 |
12 | 52bb29a2 |
13 | 2cc7c359 |
14 | 1ada5d90 |
15 | 117a8a05 |
hex | b36320a |
188101130 has 32 divisors (see below), whose sum is σ = 403778304. Its totient is φ = 61687296.
The previous prime is 188101129. The next prime is 188101181. The reversal of 188101130 is 31101881.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a junction number, because it is equal to n+sod(n) for n = 188101096 and 188101105.
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, 56807 + ... + 60026.
It is an arithmetic number, because the mean of its divisors is an integer number (12618072).
Almost surely, 2188101130 is an apocalyptic number.
188101130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
188101130 is an abundant number, since it is smaller than the sum of its proper divisors (215677174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
188101130 is a wasteful number, since it uses less digits than its factorization.
188101130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 116870.
The product of its (nonzero) digits is 192, while the sum is 23.
The square root of 188101130 is about 13714.9965366383. The cubic root of 188101130 is about 572.9681328326.
The spelling of 188101130 in words is "one hundred eighty-eight million, one hundred one thousand, one hundred thirty".
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