Base | Representation |
---|---|
bin | 100111110101001111… |
… | …1010000111000001000 |
3 | 22011210022200010011121 |
4 | 1033222133100320020 |
5 | 2400140320132020 |
6 | 103143521405024 |
7 | 6115502524021 |
oct | 1175237207010 |
9 | 264708603147 |
10 | 85538442760 |
11 | 33305248101 |
12 | 146b2799774 |
13 | 80b26b8594 |
14 | 41d655bc48 |
15 | 2359833baa |
hex | 13ea7d0e08 |
85538442760 has 16 divisors (see below), whose sum is σ = 192461496300. Its totient is φ = 34215377088.
The previous prime is 85538442727. The next prime is 85538442761. The reversal of 85538442760 is 6724483558.
It can be written as a sum of positive squares in 2 ways, for example, as 84447197604 + 1091245156 = 290598^2 + 33034^2 .
It is a junction number, because it is equal to n+sod(n) for n = 85538442698 and 85538442707.
It is not an unprimeable number, because it can be changed into a prime (85538442761) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1069230495 + ... + 1069230574.
Almost surely, 285538442760 is an apocalyptic number.
It is an amenable number.
85538442760 is an abundant number, since it is smaller than the sum of its proper divisors (106923053540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85538442760 is a wasteful number, since it uses less digits than its factorization.
85538442760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2138461080 (or 2138461076 counting only the distinct ones).
The product of its (nonzero) digits is 6451200, while the sum is 52.
The spelling of 85538442760 in words is "eighty-five billion, five hundred thirty-eight million, four hundred forty-two thousand, seven hundred sixty".
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