Base | Representation |
---|---|
bin | 100101101010110010… |
… | …1100101101011101100 |
3 | 21201210120002121211112 |
4 | 1023111211211223230 |
5 | 2311132024441022 |
6 | 101054525411152 |
7 | 5562412362035 |
oct | 1132545455354 |
9 | 251716077745 |
10 | 80892812012 |
11 | 31340979a51 |
12 | 13816a09ab8 |
13 | 78220b284c |
14 | 3cb5583a8c |
15 | 2186a7a8e2 |
hex | 12d5965aec |
80892812012 has 6 divisors (see below), whose sum is σ = 141562421028. Its totient is φ = 40446406004.
The previous prime is 80892811997. The next prime is 80892812093. The reversal of 80892812012 is 21021829808.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111601498 + ... + 10111601505.
It is an arithmetic number, because the mean of its divisors is an integer number (23593736838).
Almost surely, 280892812012 is an apocalyptic number.
It is an amenable number.
80892812012 is a deficient number, since it is larger than the sum of its proper divisors (60669609016).
80892812012 is a wasteful number, since it uses less digits than its factorization.
80892812012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20223203007 (or 20223203005 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 41.
The spelling of 80892812012 in words is "eighty billion, eight hundred ninety-two million, eight hundred twelve thousand, twelve".
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