Base | Representation |
---|---|
bin | 1010010110010… |
… | …01011100000000 |
3 | 20001100022121222 |
4 | 11023021130000 |
5 | 134210331240 |
6 | 12340334212 |
7 | 2102600324 |
oct | 513113400 |
9 | 201308558 |
10 | 86808320 |
11 | 45001415 |
12 | 250a4368 |
13 | 14ca5291 |
14 | b759984 |
15 | 794aeb5 |
hex | 52c9700 |
86808320 has 36 divisors (see below), whose sum is σ = 207936120. Its totient is φ = 34722816.
The previous prime is 86808311. The next prime is 86808331. The reversal of 86808320 is 2380868.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32630 + ... + 35189.
Almost surely, 286808320 is an apocalyptic number.
86808320 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
86808320 is an abundant number, since it is smaller than the sum of its proper divisors (121127800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86808320 is an equidigital number, since it uses as much as digits as its factorization.
86808320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67840 (or 67826 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 35.
The square root of 86808320 is about 9317.0982607247. The cubic root of 86808320 is about 442.7791040331.
The spelling of 86808320 in words is "eighty-six million, eight hundred eight thousand, three hundred twenty".
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