Base | Representation |
---|---|
bin | 101011111100… |
… | …1110111000101 |
3 | 1121100201202220 |
4 | 1113321313011 |
5 | 21344343100 |
6 | 2141522553 |
7 | 366603201 |
oct | 127716705 |
9 | 47321686 |
10 | 23043525 |
11 | 12009a3a |
12 | 7873459 |
13 | 4a0a82b |
14 | 30bbb01 |
15 | 2052aa0 |
hex | 15f9dc5 |
23043525 has 24 divisors (see below), whose sum is σ = 38449920. Its totient is φ = 12176640.
The previous prime is 23043497. The next prime is 23043529. The reversal of 23043525 is 52534032.
It is not a de Polignac number, because 23043525 - 28 = 23043269 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23043495 and 23043504.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23043529) 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, 7116 + ... + 9834.
It is an arithmetic number, because the mean of its divisors is an integer number (1602080).
Almost surely, 223043525 is an apocalyptic number.
23043525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23043525 is a deficient number, since it is larger than the sum of its proper divisors (15406395).
23043525 is a wasteful number, since it uses less digits than its factorization.
23043525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2845 (or 2840 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 24.
The square root of 23043525 is about 4800.3671734566. The cubic root of 23043525 is about 284.5659752499.
Adding to 23043525 its reverse (52534032), we get a palindrome (75577557).
The spelling of 23043525 in words is "twenty-three million, forty-three thousand, five hundred twenty-five".
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