Base | Representation |
---|---|
bin | 10101011100101100… |
… | …111100011011100101 |
3 | 2012110000020102111101 |
4 | 111130230330123211 |
5 | 334131202402323 |
6 | 14325131240101 |
7 | 1443464544310 |
oct | 253454743345 |
9 | 65400212441 |
10 | 23030122213 |
11 | 98489a375a |
12 | 45688a9031 |
13 | 22303a7967 |
14 | 11868cd977 |
15 | 8ebcaedad |
hex | 55cb3c6e5 |
23030122213 has 4 divisors (see below), whose sum is σ = 26320139680. Its totient is φ = 19740104748.
The previous prime is 23030122201. The next prime is 23030122229. The reversal of 23030122213 is 31222103032.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 23030122213 - 29 = 23030121701 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23030122273) 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, 1645008723 + ... + 1645008736.
It is an arithmetic number, because the mean of its divisors is an integer number (6580034920).
Almost surely, 223030122213 is an apocalyptic number.
It is an amenable number.
23030122213 is a deficient number, since it is larger than the sum of its proper divisors (3290017467).
23030122213 is an equidigital number, since it uses as much as digits as its factorization.
23030122213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3290017466.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 23030122213 its reverse (31222103032), we get a palindrome (54252225245).
The spelling of 23030122213 in words is "twenty-three billion, thirty million, one hundred twenty-two thousand, two hundred thirteen".
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