Base | Representation |
---|---|
bin | 101100010011… |
… | …1101111100100 |
3 | 1121201021120110 |
4 | 1120213233210 |
5 | 21421401320 |
6 | 2145533020 |
7 | 401315130 |
oct | 130475744 |
9 | 47637513 |
10 | 23231460 |
11 | 1212815a |
12 | 7944170 |
13 | 4a75235 |
14 | 312a3c0 |
15 | 208d5e0 |
hex | 1627be4 |
23231460 has 48 divisors (see below), whose sum is σ = 74342016. Its totient is φ = 5309952.
The previous prime is 23231399. The next prime is 23231473. The reversal of 23231460 is 6413232.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27237 + ... + 28076.
It is an arithmetic number, because the mean of its divisors is an integer number (1548792).
Almost surely, 223231460 is an apocalyptic number.
23231460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23231460 is an abundant number, since it is smaller than the sum of its proper divisors (51110556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23231460 is a wasteful number, since it uses less digits than its factorization.
23231460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55332 (or 55330 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 23231460 is about 4819.9024886402. The cubic root of 23231460 is about 285.3374887789.
Adding to 23231460 its reverse (6413232), we get a palindrome (29644692).
The spelling of 23231460 in words is "twenty-three million, two hundred thirty-one thousand, four hundred sixty".
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