Base | Representation |
---|---|
bin | 10101101011101011… |
… | …010011100101110011 |
3 | 2020002111222011122021 |
4 | 111223223103211303 |
5 | 340140011213102 |
6 | 14410104052311 |
7 | 1452635134654 |
oct | 255353234563 |
9 | 66074864567 |
10 | 23281351027 |
11 | 9967796680 |
12 | 4618a64097 |
13 | 227045a76c |
14 | 11ac00952b |
15 | 913d88137 |
hex | 56bad3973 |
23281351027 has 16 divisors (see below), whose sum is σ = 25466337792. Its totient is φ = 21107869120.
The previous prime is 23281351021. The next prime is 23281351031. The reversal of 23281351027 is 72015318232.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23281351027 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23281350983 and 23281351001.
It is not an unprimeable number, because it can be changed into a prime (23281351021) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9727743 + ... + 9730135.
It is an arithmetic number, because the mean of its divisors is an integer number (1591646112).
Almost surely, 223281351027 is an apocalyptic number.
23281351027 is a deficient number, since it is larger than the sum of its proper divisors (2184986765).
23281351027 is a wasteful number, since it uses less digits than its factorization.
23281351027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4418.
The product of its (nonzero) digits is 20160, while the sum is 34.
Adding to 23281351027 its reverse (72015318232), we get a palindrome (95296669259).
The spelling of 23281351027 in words is "twenty-three billion, two hundred eighty-one million, three hundred fifty-one thousand, twenty-seven".
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