Base | Representation |
---|---|
bin | 101011111101… |
… | …1111010011000 |
3 | 1121101011022010 |
4 | 1113323322120 |
5 | 21400130203 |
6 | 2142025520 |
7 | 366636534 |
oct | 127737230 |
9 | 47334263 |
10 | 23051928 |
11 | 12015289 |
12 | 78782a0 |
13 | 4a115c3 |
14 | 30c0bc4 |
15 | 2055303 |
hex | 15fbe98 |
23051928 has 16 divisors (see below), whose sum is σ = 57629880. Its totient is φ = 7683968.
The previous prime is 23051927. The next prime is 23051947. The reversal of 23051928 is 82915032.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 23051895 and 23051904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23051927) 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, 480225 + ... + 480272.
Almost surely, 223051928 is an apocalyptic number.
It is an amenable number.
23051928 is an abundant number, since it is smaller than the sum of its proper divisors (34577952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23051928 is a wasteful number, since it uses less digits than its factorization.
23051928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 960506 (or 960502 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 23051928 is about 4801.2423392285. The cubic root of 23051928 is about 284.6005607758.
The spelling of 23051928 in words is "twenty-three million, fifty-one thousand, nine hundred twenty-eight".
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