Base | Representation |
---|---|
bin | 100101010011011001… |
… | …0110001101110010000 |
3 | 21122202211211211120010 |
4 | 1022212302301232100 |
5 | 2303030040140143 |
6 | 100445002514520 |
7 | 5534100361350 |
oct | 1124662615620 |
9 | 248684754503 |
10 | 80107740048 |
11 | 30a78804846 |
12 | 13637b05a40 |
13 | 772855861b |
14 | 3c3d1c2b60 |
15 | 213cba1a33 |
hex | 12a6cb1b90 |
80107740048 has 80 divisors (see below), whose sum is σ = 237279257600. Its totient is φ = 22813342848.
The previous prime is 80107740023. The next prime is 80107740049. The reversal of 80107740048 is 84004770108.
It is a junction number, because it is equal to n+sod(n) for n = 80107739988 and 80107740015.
It is not an unprimeable number, because it can be changed into a prime (80107740049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285148 + ... + 491451.
It is an arithmetic number, because the mean of its divisors is an integer number (2965990720).
Almost surely, 280107740048 is an apocalyptic number.
It is an amenable number.
80107740048 is an abundant number, since it is smaller than the sum of its proper divisors (157171517552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80107740048 is a wasteful number, since it uses less digits than its factorization.
80107740048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 776924 (or 776918 counting only the distinct ones).
The product of its (nonzero) digits is 50176, while the sum is 39.
The spelling of 80107740048 in words is "eighty billion, one hundred seven million, seven hundred forty thousand, forty-eight".
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