Base | Representation |
---|---|
bin | 100101011101011100… |
… | …1011000101011011010 |
3 | 21200122100111021021110 |
4 | 1022322321120223122 |
5 | 2304222411014134 |
6 | 100542251521150 |
7 | 5545334234442 |
oct | 1127271305332 |
9 | 250570437243 |
10 | 80445016794 |
11 | 3113112985a |
12 | 13710a591b6 |
13 | 77803a856c |
14 | 3c71cdb122 |
15 | 215c5c57e9 |
hex | 12bae58ada |
80445016794 has 64 divisors (see below), whose sum is σ = 165606529536. Its totient is φ = 26038431744.
The previous prime is 80445016759. The next prime is 80445016819. The reversal of 80445016794 is 49761054408.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53880712 + ... + 53882204.
It is an arithmetic number, because the mean of its divisors is an integer number (2587602024).
Almost surely, 280445016794 is an apocalyptic number.
80445016794 is an abundant number, since it is smaller than the sum of its proper divisors (85161512742).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80445016794 is a wasteful number, since it uses less digits than its factorization.
80445016794 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2919.
The product of its (nonzero) digits is 967680, while the sum is 48.
The spelling of 80445016794 in words is "eighty billion, four hundred forty-five million, sixteen thousand, seven hundred ninety-four".
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