Base | Representation |
---|---|
bin | 10101101011000010… |
… | …001010001111010101 |
3 | 2020001202200011202011 |
4 | 111223002022033111 |
5 | 340124231033241 |
6 | 14405040544221 |
7 | 1452444352210 |
oct | 255302121725 |
9 | 66052604664 |
10 | 23270564821 |
11 | 9961699859 |
12 | 4615322071 |
13 | 226b1520aa |
14 | 11aa7dc777 |
15 | 912e57281 |
hex | 56b08a3d5 |
23270564821 has 8 divisors (see below), whose sum is σ = 26991871040. Its totient is φ = 19648493568.
The previous prime is 23270564819. The next prime is 23270564831. The reversal of 23270564821 is 12846507232.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23270564821 - 21 = 23270564819 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 (23270564831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24808236 + ... + 24809173.
It is an arithmetic number, because the mean of its divisors is an integer number (3373983880).
Almost surely, 223270564821 is an apocalyptic number.
It is an amenable number.
23270564821 is a deficient number, since it is larger than the sum of its proper divisors (3721306219).
23270564821 is an equidigital number, since it uses as much as digits as its factorization.
23270564821 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49617483.
The product of its (nonzero) digits is 161280, while the sum is 40.
The spelling of 23270564821 in words is "twenty-three billion, two hundred seventy million, five hundred sixty-four thousand, eight hundred twenty-one".
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