Base | Representation |
---|---|
bin | 10101110101001000… |
… | …111111011101001111 |
3 | 2020111120201212110100 |
4 | 111311020333131033 |
5 | 341001133042243 |
6 | 14433535142143 |
7 | 1456603541040 |
oct | 256510773517 |
9 | 66446655410 |
10 | 23440127823 |
11 | 9a39382a72 |
12 | 4662074953 |
13 | 2297310528 |
14 | 11c513a8c7 |
15 | 922c9d0d3 |
hex | 57523f74f |
23440127823 has 18 divisors (see below), whose sum is σ = 38696820344. Its totient is φ = 13393664352.
The previous prime is 23440127791. The next prime is 23440127827. The reversal of 23440127823 is 32872104432.
It is a happy number.
It is not a de Polignac number, because 23440127823 - 25 = 23440127791 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23440127827) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1205563 + ... + 1224851.
Almost surely, 223440127823 is an apocalyptic number.
23440127823 is a deficient number, since it is larger than the sum of its proper divisors (15256692521).
23440127823 is an frugal number, since it uses more digits than its factorization.
23440127823 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38591 (or 19299 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 36.
The spelling of 23440127823 in words is "twenty-three billion, four hundred forty million, one hundred twenty-seven thousand, eight hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •