Base | Representation |
---|---|
bin | 10101100111011011… |
… | …100000110101110011 |
3 | 2012220112220100112021 |
4 | 111213123200311303 |
5 | 340013241232011 |
6 | 14355041012311 |
7 | 1451111420146 |
oct | 254733406563 |
9 | 65815810467 |
10 | 23210102131 |
11 | 9930552297 |
12 | 45b9024097 |
13 | 225b772658 |
14 | 11a278005d |
15 | 90c9b2471 |
hex | 5676e0d73 |
23210102131 has 4 divisors (see below), whose sum is σ = 23749871992. Its totient is φ = 22670332272.
The previous prime is 23210102117. The next prime is 23210102141. The reversal of 23210102131 is 13120101232.
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 23210102131 - 211 = 23210100083 is a prime.
It is a super-2 number, since 2×232101021312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23210102141) 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, 269884866 + ... + 269884951.
It is an arithmetic number, because the mean of its divisors is an integer number (5937467998).
Almost surely, 223210102131 is an apocalyptic number.
23210102131 is a deficient number, since it is larger than the sum of its proper divisors (539769861).
23210102131 is an equidigital number, since it uses as much as digits as its factorization.
23210102131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 539769860.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 23210102131 its reverse (13120101232), we get a palindrome (36330203363).
The spelling of 23210102131 in words is "twenty-three billion, two hundred ten million, one hundred two thousand, one hundred thirty-one".
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