Base | Representation |
---|---|
bin | 11001000101000101… |
… | …010110010101000100 |
3 | 2120111201100111110001 |
4 | 121011011112111010 |
5 | 420122240140420 |
6 | 20212042211044 |
7 | 1642215211465 |
oct | 310505262504 |
9 | 76451314401 |
10 | 26928833860 |
11 | 104696964a5 |
12 | 52764b3a84 |
13 | 2702024326 |
14 | 14365d8d6c |
15 | a791c8b0a |
hex | 645156544 |
26928833860 has 24 divisors (see below), whose sum is σ = 58374763776. Its totient is φ = 10424064480.
The previous prime is 26928833857. The next prime is 26928833881. The reversal of 26928833860 is 6833882962.
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, 21716182 + ... + 21717421.
It is an arithmetic number, because the mean of its divisors is an integer number (2432281824).
Almost surely, 226928833860 is an apocalyptic number.
26928833860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
26928833860 is an abundant number, since it is smaller than the sum of its proper divisors (31445929916).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26928833860 is a wasteful number, since it uses less digits than its factorization.
26928833860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43433643 (or 43433641 counting only the distinct ones).
The product of its (nonzero) digits is 5971968, while the sum is 55.
The spelling of 26928833860 in words is "twenty-six billion, nine hundred twenty-eight million, eight hundred thirty-three thousand, eight hundred sixty".
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