Base | Representation |
---|---|
bin | 10101110000011100… |
… | …000111111011000101 |
3 | 2020022002022211020120 |
4 | 111300130013323011 |
5 | 340320440212112 |
6 | 14422040452153 |
7 | 1454625260310 |
oct | 256034077305 |
9 | 66262284216 |
10 | 23361257157 |
11 | 99a89032a7 |
12 | 463b77a059 |
13 | 2283b871b4 |
14 | 11b8889977 |
15 | 91adbde8c |
hex | 570707ec5 |
23361257157 has 32 divisors (see below), whose sum is σ = 36063033600. Its totient is φ = 13175930880.
The previous prime is 23361257147. The next prime is 23361257209. The reversal of 23361257157 is 75175216332.
It is not a de Polignac number, because 23361257157 - 24 = 23361257141 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23361257137) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 551469 + ... + 592317.
It is an arithmetic number, because the mean of its divisors is an integer number (1126969800).
Almost surely, 223361257157 is an apocalyptic number.
It is an amenable number.
23361257157 is a deficient number, since it is larger than the sum of its proper divisors (12701776443).
23361257157 is a wasteful number, since it uses less digits than its factorization.
23361257157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41213.
The product of its digits is 264600, while the sum is 42.
The spelling of 23361257157 in words is "twenty-three billion, three hundred sixty-one million, two hundred fifty-seven thousand, one hundred fifty-seven".
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