Base | Representation |
---|---|
bin | 11110110000101… |
… | …01010110001011 |
3 | 122222112122101210 |
4 | 33120111112023 |
5 | 1012024142011 |
6 | 41334344203 |
7 | 6252164562 |
oct | 1730252613 |
9 | 588478353 |
10 | 258037131 |
11 | 122723130 |
12 | 724bb063 |
13 | 415c79c1 |
14 | 263acbd9 |
15 | 179c06a6 |
hex | f61558b |
258037131 has 16 divisors (see below), whose sum is σ = 377222400. Its totient is φ = 155596320.
The previous prime is 258037127. The next prime is 258037133. The reversal of 258037131 is 131730852.
It is not a de Polignac number, because 258037131 - 22 = 258037127 is a prime.
It is a super-2 number, since 2×2580371312 = 133166321949422322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (258037133) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13080 + ... + 26213.
It is an arithmetic number, because the mean of its divisors is an integer number (23576400).
Almost surely, 2258037131 is an apocalyptic number.
258037131 is a deficient number, since it is larger than the sum of its proper divisors (119185269).
258037131 is a wasteful number, since it uses less digits than its factorization.
258037131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39506.
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 258037131 is about 16063.5342001690. The cubic root of 258037131 is about 636.6402145688.
Adding to 258037131 its reverse (131730852), we get a palindrome (389767983).
The spelling of 258037131 in words is "two hundred fifty-eight million, thirty-seven thousand, one hundred thirty-one".
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