Base | Representation |
---|---|
bin | 10101111000101111… |
… | …101110001010000111 |
3 | 2020122210112210110121 |
4 | 111320233232022013 |
5 | 341112124042411 |
6 | 14443535402411 |
7 | 1461236623315 |
oct | 257057561207 |
9 | 66583483417 |
10 | 23500612231 |
11 | 9a6a534888 |
12 | 467a383407 |
13 | 22a69c9b15 |
14 | 11cd1a30b5 |
15 | 928249571 |
hex | 578bee287 |
23500612231 has 4 divisors (see below), whose sum is σ = 24310978200. Its totient is φ = 22690246264.
The previous prime is 23500612211. The next prime is 23500612237. The reversal of 23500612231 is 13221600532.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 23500612231 - 217 = 23500481159 is a prime.
It is a super-2 number, since 2×235006122312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23500612196 and 23500612205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23500612237) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405182941 + ... + 405182998.
It is an arithmetic number, because the mean of its divisors is an integer number (6077744550).
Almost surely, 223500612231 is an apocalyptic number.
23500612231 is a deficient number, since it is larger than the sum of its proper divisors (810365969).
23500612231 is an equidigital number, since it uses as much as digits as its factorization.
23500612231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 810365968.
The product of its (nonzero) digits is 2160, while the sum is 25.
The spelling of 23500612231 in words is "twenty-three billion, five hundred million, six hundred twelve thousand, two hundred thirty-one".
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