Base | Representation |
---|---|
bin | 101100000100… |
… | …0010000101100 |
3 | 1121110201200110 |
4 | 1120020100230 |
5 | 21403240013 |
6 | 2143100020 |
7 | 400240152 |
oct | 130102054 |
9 | 47421613 |
10 | 23102508 |
11 | 1204a290 |
12 | 78a1610 |
13 | 4a2b630 |
14 | 30d53d2 |
15 | 20652c3 |
hex | 160842c |
23102508 has 48 divisors (see below), whose sum is σ = 63334656. Its totient is φ = 6461760.
The previous prime is 23102489. The next prime is 23102509. The reversal of 23102508 is 80520132.
It is not an unprimeable number, because it can be changed into a prime (23102509) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5016 + ... + 8447.
It is an arithmetic number, because the mean of its divisors is an integer number (1319472).
Almost surely, 223102508 is an apocalyptic number.
It is an amenable number.
23102508 is an abundant number, since it is smaller than the sum of its proper divisors (40232148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23102508 is a wasteful number, since it uses less digits than its factorization.
23102508 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13494 (or 13492 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 23102508 is about 4806.5068396914. The cubic root of 23102508 is about 284.8085633445.
The spelling of 23102508 in words is "twenty-three million, one hundred two thousand, five hundred eight".
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