Base | Representation |
---|---|
bin | 100101010010100100… |
… | …0111101010000001000 |
3 | 21122200220122111101020 |
4 | 1022211020331100020 |
5 | 2303000440000013 |
6 | 100442132152440 |
7 | 5533312524531 |
oct | 1124510752010 |
9 | 248626574336 |
10 | 80080000008 |
11 | 30a64088298 |
12 | 1362a768720 |
13 | 77228951b8 |
14 | 3c39641688 |
15 | 213a522623 |
hex | 12a523d408 |
80080000008 has 16 divisors (see below), whose sum is σ = 200200000080. Its totient is φ = 26693333328.
The previous prime is 80080000003. The next prime is 80080000031. The reversal of 80080000008 is 80000008008.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 3336666667 = 80080000008 / (8 + 0 + 0 + 8 + 0 + 0 + 0 + 0 + 0 + 0 + 8).
It is not an unprimeable number, because it can be changed into a prime (80080000001) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1668333310 + ... + 1668333357.
It is an arithmetic number, because the mean of its divisors is an integer number (12512500005).
Almost surely, 280080000008 is an apocalyptic number.
It is an amenable number.
80080000008 is an abundant number, since it is smaller than the sum of its proper divisors (120120000072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80080000008 is a wasteful number, since it uses less digits than its factorization.
80080000008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3336666676 (or 3336666672 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 24.
The spelling of 80080000008 in words is "eighty billion, eighty million, eight", and thus it is an aban number and an uban number.
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