Base | Representation |
---|---|
bin | 1010010110110… |
… | …11001100010100 |
3 | 20001111000101110 |
4 | 11023123030110 |
5 | 134220143134 |
6 | 12342055020 |
7 | 2103322335 |
oct | 513331424 |
9 | 201430343 |
10 | 86881044 |
11 | 45051018 |
12 | 2511a470 |
13 | 14ccc403 |
14 | b77828c |
15 | 79627e9 |
hex | 52db314 |
86881044 has 24 divisors (see below), whose sum is σ = 205750048. Its totient is φ = 28527840.
The previous prime is 86881001. The next prime is 86881063. The reversal of 86881044 is 44018868.
It is a junction number, because it is equal to n+sod(n) for n = 86880993 and 86881011.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53227 + ... + 54834.
Almost surely, 286881044 is an apocalyptic number.
It is an amenable number.
86881044 is an abundant number, since it is smaller than the sum of its proper divisors (118869004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86881044 is a wasteful number, since it uses less digits than its factorization.
86881044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108135 (or 108133 counting only the distinct ones).
The product of its (nonzero) digits is 49152, while the sum is 39.
The square root of 86881044 is about 9321.0001609269. Note that the first 3 decimals coincide. The cubic root of 86881044 is about 442.9027161464.
The spelling of 86881044 in words is "eighty-six million, eight hundred eighty-one thousand, forty-four".
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