Base | Representation |
---|---|
bin | 11001000001011110… |
… | …000000111100100100 |
3 | 2120100111020112002122 |
4 | 121001132000330210 |
5 | 420011224103022 |
6 | 20202034325112 |
7 | 1640550566255 |
oct | 310136007444 |
9 | 76314215078 |
10 | 26868191012 |
11 | 10438436643 |
12 | 525a129798 |
13 | 26c25b08a0 |
14 | 142c530b2c |
15 | a73bea742 |
hex | 641780f24 |
26868191012 has 48 divisors (see below), whose sum is σ = 52750656000. Its totient is φ = 11893136640.
The previous prime is 26868190961. The next prime is 26868191039. The reversal of 26868191012 is 21019186862.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18989 + ... + 232587.
It is an arithmetic number, because the mean of its divisors is an integer number (1098972000).
Almost surely, 226868191012 is an apocalyptic number.
It is an amenable number.
26868191012 is a deficient number, since it is larger than the sum of its proper divisors (25882464988).
26868191012 is a wasteful number, since it uses less digits than its factorization.
26868191012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 213716 (or 213714 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 44.
The spelling of 26868191012 in words is "twenty-six billion, eight hundred sixty-eight million, one hundred ninety-one thousand, twelve".
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