Base | Representation |
---|---|
bin | 1100101110101… |
… | …0101100100011 |
3 | 10201110111110200 |
4 | 3023222230203 |
5 | 102131440430 |
6 | 5144200243 |
7 | 1215544212 |
oct | 313525443 |
9 | 121414420 |
10 | 53390115 |
11 | 28156869 |
12 | 15a69083 |
13 | b0a44ac |
14 | 713b079 |
15 | 4a49460 |
hex | 32eab23 |
53390115 has 48 divisors (see below), whose sum is σ = 99099936. Its totient is φ = 26496000.
The previous prime is 53390041. The next prime is 53390137. The reversal of 53390115 is 51109335.
It is not a de Polignac number, because 53390115 - 212 = 53386019 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 76920 + ... + 77610.
It is an arithmetic number, because the mean of its divisors is an integer number (2064582).
Almost surely, 253390115 is an apocalyptic number.
53390115 is a deficient number, since it is larger than the sum of its proper divisors (45709821).
53390115 is a wasteful number, since it uses less digits than its factorization.
53390115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 820 (or 817 counting only the distinct ones).
The product of its (nonzero) digits is 2025, while the sum is 27.
The square root of 53390115 is about 7306.8539741807. The cubic root of 53390115 is about 376.5479481587.
The spelling of 53390115 in words is "fifty-three million, three hundred ninety thousand, one hundred fifteen".
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