Base | Representation |
---|---|
bin | 10101011011000101… |
… | …100011111101010011 |
3 | 2012101010020112210220 |
4 | 111123011203331103 |
5 | 334102233134024 |
6 | 14322322324123 |
7 | 1443015311400 |
oct | 253305437523 |
9 | 65333215726 |
10 | 23003021139 |
11 | 983467327a |
12 | 455b7b9643 |
13 | 22278a9317 |
14 | 11830772a7 |
15 | 8e9709e79 |
hex | 55b163f53 |
23003021139 has 24 divisors (see below), whose sum is σ = 36108031680. Its totient is φ = 12986208144.
The previous prime is 23003021131. The next prime is 23003021143. The reversal of 23003021139 is 93112030032.
It is not a de Polignac number, because 23003021139 - 23 = 23003021131 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23003021131) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 930469 + ... + 954870.
It is an arithmetic number, because the mean of its divisors is an integer number (1504501320).
Almost surely, 223003021139 is an apocalyptic number.
23003021139 is a deficient number, since it is larger than the sum of its proper divisors (13105010541).
23003021139 is a wasteful number, since it uses less digits than its factorization.
23003021139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1885439 (or 1885432 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 24.
The spelling of 23003021139 in words is "twenty-three billion, three million, twenty-one thousand, one hundred thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •