Base | Representation |
---|---|
bin | 10111100010101010111… |
… | …10110111110101011111 |
3 | 2212022212210111022220021 |
4 | 23301111132313311133 |
5 | 101223100312224111 |
6 | 1415333101133011 |
7 | 112303666423615 |
oct | 13612536676537 |
9 | 2768783438807 |
10 | 808888008031 |
11 | 292058213784 |
12 | 110926b5a167 |
13 | 5b37c477a1c |
14 | 2b2169476b5 |
15 | 1609374ad71 |
hex | bc557b7d5f |
808888008031 has 2 divisors, whose sum is σ = 808888008032. Its totient is φ = 808888008030.
The previous prime is 808888007953. The next prime is 808888008041. The reversal of 808888008031 is 130800888808.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 808888008031 - 29 = 808888007519 is a prime.
It is a super-2 number, since 2×8088880080312 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 808888008031.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (808888008041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404444004015 + 404444004016.
It is an arithmetic number, because the mean of its divisors is an integer number (404444004016).
Almost surely, 2808888008031 is an apocalyptic number.
808888008031 is a deficient number, since it is larger than the sum of its proper divisors (1).
808888008031 is an equidigital number, since it uses as much as digits as its factorization.
808888008031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 786432, while the sum is 52.
The spelling of 808888008031 in words is "eight hundred eight billion, eight hundred eighty-eight million, eight thousand, thirty-one".
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