Base | Representation |
---|---|
bin | 11001000101001010… |
… | …001101010100101000 |
3 | 2120111210202012210212 |
4 | 121011022031110220 |
5 | 420123101421223 |
6 | 20212125400252 |
7 | 1642232065331 |
oct | 310512152450 |
9 | 76453665725 |
10 | 26930107688 |
11 | 1046a386550 |
12 | 5276a09088 |
13 | 270237c083 |
14 | 143684b288 |
15 | a7937b278 |
hex | 64528d528 |
26930107688 has 32 divisors (see below), whose sum is σ = 55092510720. Its totient is φ = 12239136000.
The previous prime is 26930107679. The next prime is 26930107717. The reversal of 26930107688 is 88670103962.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 702128 + ... + 739488.
It is an arithmetic number, because the mean of its divisors is an integer number (1721640960).
Almost surely, 226930107688 is an apocalyptic number.
It is an amenable number.
26930107688 is an abundant number, since it is smaller than the sum of its proper divisors (28162403032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26930107688 is a wasteful number, since it uses less digits than its factorization.
26930107688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45569 (or 45565 counting only the distinct ones).
The product of its (nonzero) digits is 870912, while the sum is 50.
The spelling of 26930107688 in words is "twenty-six billion, nine hundred thirty million, one hundred seven thousand, six hundred eighty-eight".
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