Base | Representation |
---|---|
bin | 110000001101010… |
… | …110111011001000 |
3 | 2002100220201011220 |
4 | 300031112323020 |
5 | 3124023330021 |
6 | 212131322040 |
7 | 26020520133 |
oct | 6015267310 |
9 | 2070821156 |
10 | 808808136 |
11 | 385607584 |
12 | 1a6a50320 |
13 | cb7480c6 |
14 | 795bd21a |
15 | 4b016cc6 |
hex | 30356ec8 |
808808136 has 64 divisors (see below), whose sum is σ = 2045952000. Its totient is φ = 266430528.
The previous prime is 808808081. The next prime is 808808137. The reversal of 808808136 is 631808808.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (808808137) 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, 1349965 + ... + 1350563.
It is an arithmetic number, because the mean of its divisors is an integer number (31968000).
Almost surely, 2808808136 is an apocalyptic number.
It is an amenable number.
808808136 is an abundant number, since it is smaller than the sum of its proper divisors (1237143864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
808808136 is a wasteful number, since it uses less digits than its factorization.
808808136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1178 (or 1174 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 42.
The square root of 808808136 is about 28439.5523171515. The cubic root of 808808136 is about 931.7123176517.
The spelling of 808808136 in words is "eight hundred eight million, eight hundred eight thousand, one hundred thirty-six".
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