Base | Representation |
---|---|
bin | 10101100010000100… |
… | …001110001000101101 |
3 | 2012200021120021201000 |
4 | 111202010032020231 |
5 | 334322222011000 |
6 | 14342104110513 |
7 | 1445636456610 |
oct | 254204161055 |
9 | 65607507630 |
10 | 23120110125 |
11 | 9894776a32 |
12 | 4592a65439 |
13 | 2245c24248 |
14 | 1194836177 |
15 | 904b38000 |
hex | 56210e22d |
23120110125 has 128 divisors (see below), whose sum is σ = 50046796800. Its totient is φ = 10310976000.
The previous prime is 23120110103. The next prime is 23120110141. The reversal of 23120110125 is 52101102132.
It is not a de Polignac number, because 23120110125 - 26 = 23120110061 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23120110098 and 23120110107.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 956691 + ... + 980559.
It is an arithmetic number, because the mean of its divisors is an integer number (390990600).
Almost surely, 223120110125 is an apocalyptic number.
23120110125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23120110125 is an abundant number, since it is smaller than the sum of its proper divisors (26926686675).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23120110125 is a wasteful number, since it uses less digits than its factorization.
23120110125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23941 (or 23925 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 18.
Adding to 23120110125 its reverse (52101102132), we get a palindrome (75221212257).
The spelling of 23120110125 in words is "twenty-three billion, one hundred twenty million, one hundred ten thousand, one hundred twenty-five".
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