Base | Representation |
---|---|
bin | 1010010010000… |
… | …10011111011100 |
3 | 20000022020102010 |
4 | 11021002133130 |
5 | 134040134310 |
6 | 12320431220 |
7 | 2065105665 |
oct | 511023734 |
9 | 200266363 |
10 | 86255580 |
11 | 44764104 |
12 | 24a78510 |
13 | 14b40808 |
14 | b65436c |
15 | 788c320 |
hex | 52427dc |
86255580 has 48 divisors (see below), whose sum is σ = 241950240. Its totient is φ = 22960128.
The previous prime is 86255563. The next prime is 86255591. The reversal of 86255580 is 8555268.
It is a super-3 number, since 3×862555803 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
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 15 ways as a sum of consecutive naturals, for example, 47652 + ... + 49428.
It is an arithmetic number, because the mean of its divisors is an integer number (5040630).
Almost surely, 286255580 is an apocalyptic number.
It is an amenable number.
86255580 is an abundant number, since it is smaller than the sum of its proper divisors (155694660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86255580 is a wasteful number, since it uses less digits than its factorization.
86255580 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2598 (or 2596 counting only the distinct ones).
The product of its (nonzero) digits is 96000, while the sum is 39.
The square root of 86255580 is about 9287.3882227459. The cubic root of 86255580 is about 441.8373240272.
The spelling of 86255580 in words is "eighty-six million, two hundred fifty-five thousand, five hundred eighty".
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