Base | Representation |
---|---|
bin | 10111100001000010001… |
… | …01010001000000001011 |
3 | 2212020121112021000010222 |
4 | 23300201011101000023 |
5 | 101214300233131024 |
6 | 1415105534300255 |
7 | 112243133105546 |
oct | 13604105210013 |
9 | 2766545230128 |
10 | 808008880139 |
11 | 291746a479aa |
12 | 11072065768b |
13 | 5b26c2ab6c6 |
14 | 2b171ca185d |
15 | 1604149385e |
hex | bc2115100b |
808008880139 has 2 divisors, whose sum is σ = 808008880140. Its totient is φ = 808008880138.
The previous prime is 808008880087. The next prime is 808008880141. The reversal of 808008880139 is 931088800808.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 808008880139 - 28 = 808008879883 is a prime.
Together with 808008880141, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (808008880199) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404004440069 + 404004440070.
It is an arithmetic number, because the mean of its divisors is an integer number (404004440070).
Almost surely, 2808008880139 is an apocalyptic number.
808008880139 is a deficient number, since it is larger than the sum of its proper divisors (1).
808008880139 is an equidigital number, since it uses as much as digits as its factorization.
808008880139 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 884736, while the sum is 53.
The spelling of 808008880139 in words is "eight hundred eight billion, eight million, eight hundred eighty thousand, one hundred thirty-nine".
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