Base | Representation |
---|---|
bin | 10101011100001011… |
… | …010101000001000111 |
3 | 2012102101122201102222 |
4 | 111130023111001013 |
5 | 334121423410043 |
6 | 14324214322555 |
7 | 1443326622635 |
oct | 253413250107 |
9 | 65371581388 |
10 | 23021310023 |
11 | 9843a24a58 |
12 | 456595945b |
13 | 222b61094a |
14 | 1185678355 |
15 | 8eb11dd68 |
hex | 55c2d5047 |
23021310023 has 8 divisors (see below), whose sum is σ = 23303545776. Its totient is φ = 22739190400.
The previous prime is 23021310017. The next prime is 23021310031. The reversal of 23021310023 is 32001312032.
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 23021310023 - 26 = 23021309959 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23021309983 and 23021310010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23021310083) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410303 + ... + 463023.
It is an arithmetic number, because the mean of its divisors is an integer number (2912943222).
Almost surely, 223021310023 is an apocalyptic number.
23021310023 is a deficient number, since it is larger than the sum of its proper divisors (282235753).
23021310023 is an equidigital number, since it uses as much as digits as its factorization.
23021310023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58065.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 23021310023 its reverse (32001312032), we get a palindrome (55022622055).
The spelling of 23021310023 in words is "twenty-three billion, twenty-one million, three hundred ten thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •