Base | Representation |
---|---|
bin | 10101011011101100… |
… | …000011100101001101 |
3 | 2012101211020020001201 |
4 | 111123230003211031 |
5 | 334112324042031 |
6 | 14323322505501 |
7 | 1443200140255 |
oct | 253354034515 |
9 | 65354206051 |
10 | 23013112141 |
11 | 983a335848 |
12 | 4563065291 |
13 | 2229a00426 |
14 | 1184542965 |
15 | 8ea54ed61 |
hex | 55bb0394d |
23013112141 has 4 divisors (see below), whose sum is σ = 23055184192. Its totient is φ = 22971040092.
The previous prime is 23013112117. The next prime is 23013112147. The reversal of 23013112141 is 14121131032.
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 a cyclic number.
It is not a de Polignac number, because 23013112141 - 27 = 23013112013 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 (23013112147) 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, 21035205 + ... + 21036298.
It is an arithmetic number, because the mean of its divisors is an integer number (5763796048).
Almost surely, 223013112141 is an apocalyptic number.
It is an amenable number.
23013112141 is a deficient number, since it is larger than the sum of its proper divisors (42072051).
23013112141 is an equidigital number, since it uses as much as digits as its factorization.
23013112141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42072050.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 23013112141 its reverse (14121131032), we get a palindrome (37134243173).
The spelling of 23013112141 in words is "twenty-three billion, thirteen million, one hundred twelve thousand, one hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •