Base | Representation |
---|---|
bin | 1100101010101… |
… | …1101001010110 |
3 | 10200222101012202 |
4 | 3022223221112 |
5 | 102100204422 |
6 | 5134444502 |
7 | 1213420250 |
oct | 312535126 |
9 | 120871182 |
10 | 53131862 |
11 | 27a9a833 |
12 | 15963732 |
13 | b013a94 |
14 | 70b0cd0 |
15 | 49e7b92 |
hex | 32aba56 |
53131862 has 16 divisors (see below), whose sum is σ = 91383552. Its totient is φ = 22695720.
The previous prime is 53131853. The next prime is 53131873. The reversal of 53131862 is 26813135.
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, 1748 + ... + 10455.
It is an arithmetic number, because the mean of its divisors is an integer number (5711472).
Almost surely, 253131862 is an apocalyptic number.
53131862 is a deficient number, since it is larger than the sum of its proper divisors (38251690).
53131862 is a wasteful number, since it uses less digits than its factorization.
53131862 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12523.
The product of its digits is 4320, while the sum is 29.
The square root of 53131862 is about 7289.1605826734. The cubic root of 53131862 is about 375.9398340051.
Adding to 53131862 its reverse (26813135), we get a palindrome (79944997).
The spelling of 53131862 in words is "fifty-three million, one hundred thirty-one thousand, eight hundred sixty-two".
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