Base | Representation |
---|---|
bin | 101100001000… |
… | …0001010001001 |
3 | 1121112101001120 |
4 | 1120100022021 |
5 | 21410303412 |
6 | 2143505453 |
7 | 400433364 |
oct | 130201211 |
9 | 47471046 |
10 | 23134857 |
11 | 12071619 |
12 | 78b8289 |
13 | 4a40285 |
14 | 31030db |
15 | 206eb8c |
hex | 1610289 |
23134857 has 12 divisors (see below), whose sum is σ = 31525776. Its totient is φ = 15090760.
The previous prime is 23134847. The next prime is 23134873. The reversal of 23134857 is 75843132.
It is not a de Polignac number, because 23134857 - 27 = 23134729 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23134847) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4882 + ... + 8372.
It is an arithmetic number, because the mean of its divisors is an integer number (2627148).
Almost surely, 223134857 is an apocalyptic number.
It is an amenable number.
23134857 is a deficient number, since it is larger than the sum of its proper divisors (8390919).
23134857 is an equidigital number, since it uses as much as digits as its factorization.
23134857 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3588 (or 3541 counting only the distinct ones).
The product of its digits is 20160, while the sum is 33.
The square root of 23134857 is about 4809.8707882853. The cubic root of 23134857 is about 284.9414345650.
Adding to 23134857 its reverse (75843132), we get a palindrome (98977989).
The spelling of 23134857 in words is "twenty-three million, one hundred thirty-four thousand, eight hundred fifty-seven".
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