Base | Representation |
---|---|
bin | 101101001101… |
… | …1110111111000 |
3 | 1122121110001210 |
4 | 1122123313320 |
5 | 22032112003 |
6 | 2204043120 |
7 | 405335664 |
oct | 132336770 |
9 | 48543053 |
10 | 23707128 |
11 | 12422575 |
12 | 7b334a0 |
13 | 4bb08b3 |
14 | 32118a4 |
15 | 2134503 |
hex | 169bdf8 |
23707128 has 16 divisors (see below), whose sum is σ = 59267880. Its totient is φ = 7902368.
The previous prime is 23707109. The next prime is 23707133. The reversal of 23707128 is 82170732.
It is a junction number, because it is equal to n+sod(n) for n = 23707095 and 23707104.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493875 + ... + 493922.
Almost surely, 223707128 is an apocalyptic number.
It is an amenable number.
23707128 is an abundant number, since it is smaller than the sum of its proper divisors (35560752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23707128 is a wasteful number, since it uses less digits than its factorization.
23707128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 987806 (or 987802 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 30.
The square root of 23707128 is about 4868.9966112126. The cubic root of 23707128 is about 287.2717906725.
The spelling of 23707128 in words is "twenty-three million, seven hundred seven thousand, one hundred twenty-eight".
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