Base | Representation |
---|---|
bin | 100101101000010001… |
… | …0000011110100101000 |
3 | 21201120122111202201211 |
4 | 1023100202003310220 |
5 | 2310443322011213 |
6 | 101042255522504 |
7 | 5560332450043 |
oct | 1132042036450 |
9 | 251518452654 |
10 | 80808000808 |
11 | 312a8012047 |
12 | 137b2529434 |
13 | 780a6595c2 |
14 | 3ca81c7c5a |
15 | 217e3c653d |
hex | 12d0883d28 |
80808000808 has 16 divisors (see below), whose sum is σ = 152671606560. Its totient is φ = 40095572400.
The previous prime is 80808000803. The next prime is 80808000839. The reversal of 80808000808 is 80800080808.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (80808000803) 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, 38552388 + ... + 38554483.
It is an arithmetic number, because the mean of its divisors is an integer number (9541975410).
Almost surely, 280808000808 is an apocalyptic number.
It is an amenable number.
80808000808 is a deficient number, since it is larger than the sum of its proper divisors (71863605752).
80808000808 is a wasteful number, since it uses less digits than its factorization.
80808000808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77107008 (or 77107004 counting only the distinct ones).
The product of its (nonzero) digits is 32768, while the sum is 40.
The spelling of 80808000808 in words is "eighty billion, eight hundred eight million, eight hundred eight", and thus it is an aban number.
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