Base | Representation |
---|---|
bin | 10111100010101010111… |
… | …10110111110101110000 |
3 | 2212022212210111022220220 |
4 | 23301111132313311300 |
5 | 101223100312224143 |
6 | 1415333101133040 |
7 | 112303666423641 |
oct | 13612536676560 |
9 | 2768783438826 |
10 | 808888008048 |
11 | 29205821379a |
12 | 110926b5a180 |
13 | 5b37c477a33 |
14 | 2b2169476c8 |
15 | 1609374ad83 |
hex | bc557b7d70 |
808888008048 has 80 divisors (see below), whose sum is σ = 2121109061760. Its totient is φ = 265568295168.
The previous prime is 808888008043. The next prime is 808888008073. The reversal of 808888008048 is 840800888808.
It is a happy number.
It is a super-2 number, since 2×8088880080482 (a number of 25 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 808888007982 and 808888008000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (808888008041) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32980686 + ... + 33005202.
It is an arithmetic number, because the mean of its divisors is an integer number (26513863272).
Almost surely, 2808888008048 is an apocalyptic number.
It is an amenable number.
808888008048 is an abundant number, since it is smaller than the sum of its proper divisors (1312221053712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
808888008048 is a wasteful number, since it uses less digits than its factorization.
808888008048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34854 (or 34848 counting only the distinct ones).
The product of its (nonzero) digits is 8388608, while the sum is 60.
The spelling of 808888008048 in words is "eight hundred eight billion, eight hundred eighty-eight million, eight thousand, forty-eight".
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