Base | Representation |
---|---|
bin | 10110011011000… |
… | …00001111010001 |
3 | 111002220221000021 |
4 | 23031200033101 |
5 | 341122324142 |
6 | 30355223441 |
7 | 4442506204 |
oct | 1315401721 |
9 | 432827007 |
10 | 188089297 |
11 | 97198300 |
12 | 52ba7b81 |
13 | 2cc76b56 |
14 | 1ada193b |
15 | 117a5267 |
hex | b3603d1 |
188089297 has 12 divisors (see below), whose sum is σ = 208080628. Its totient is φ = 169884000.
The previous prime is 188089259. The next prime is 188089327. The reversal of 188089297 is 792980881.
It can be written as a sum of positive squares in 2 ways, for example, as 128119761 + 59969536 = 11319^2 + 7744^2 .
It is not a de Polignac number, because 188089297 - 219 = 187565009 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (188089247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14047 + ... + 23947.
Almost surely, 2188089297 is an apocalyptic number.
It is an amenable number.
188089297 is a deficient number, since it is larger than the sum of its proper divisors (19991331).
188089297 is a wasteful number, since it uses less digits than its factorization.
188089297 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10080 (or 10069 counting only the distinct ones).
The product of its (nonzero) digits is 580608, while the sum is 52.
The square root of 188089297 is about 13714.5651407546. The cubic root of 188089297 is about 572.9561178878.
The spelling of 188089297 in words is "one hundred eighty-eight million, eighty-nine thousand, two hundred ninety-seven".
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