Base | Representation |
---|---|
bin | 101011111100… |
… | …0010011001000 |
3 | 1121100101222222 |
4 | 1113320103020 |
5 | 21344142003 |
6 | 2141433212 |
7 | 366545432 |
oct | 127702310 |
9 | 47311888 |
10 | 23037128 |
11 | 12005154 |
12 | 786b808 |
13 | 4a0794a |
14 | 30b9652 |
15 | 2050c38 |
hex | 15f84c8 |
23037128 has 8 divisors (see below), whose sum is σ = 43194630. Its totient is φ = 11518560.
The previous prime is 23037073. The next prime is 23037143. The reversal of 23037128 is 82173032.
It can be written as a sum of positive squares in only one way, i.e., 22486564 + 550564 = 4742^2 + 742^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a junction number, because it is equal to n+sod(n) for n = 23037097 and 23037106.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1439813 + ... + 1439828.
Almost surely, 223037128 is an apocalyptic number.
It is an amenable number.
23037128 is a deficient number, since it is larger than the sum of its proper divisors (20157502).
23037128 is a wasteful number, since it uses less digits than its factorization.
23037128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2879647 (or 2879643 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 26.
The square root of 23037128 is about 4799.7008240098. The cubic root of 23037128 is about 284.5396404911.
The spelling of 23037128 in words is "twenty-three million, thirty-seven thousand, one hundred twenty-eight".
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