Base | Representation |
---|---|
bin | 1010001100101… |
… | …10010000011001 |
3 | 12221222101200102 |
4 | 11012112100121 |
5 | 133400100410 |
6 | 12253345145 |
7 | 2056110134 |
oct | 506262031 |
9 | 187871612 |
10 | 85550105 |
11 | 44322073 |
12 | 247981b5 |
13 | 14954684 |
14 | b50d21b |
15 | 779d2a5 |
hex | 5196419 |
85550105 has 16 divisors (see below), whose sum is σ = 107688960. Its totient is φ = 65166912.
The previous prime is 85550081. The next prime is 85550117. The reversal of 85550105 is 50105558.
It is a cyclic number.
It is not a de Polignac number, because 85550105 - 210 = 85549081 is a prime.
It is a super-2 number, since 2×855501052 = 14637640931022050, which contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3776 + ... + 13614.
It is an arithmetic number, because the mean of its divisors is an integer number (6730560).
Almost surely, 285550105 is an apocalyptic number.
It is an amenable number.
85550105 is a deficient number, since it is larger than the sum of its proper divisors (22138855).
85550105 is a wasteful number, since it uses less digits than its factorization.
85550105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9928.
The product of its (nonzero) digits is 5000, while the sum is 29.
The square root of 85550105 is about 9249.3299757334. The cubic root of 85550105 is about 440.6294451876.
The spelling of 85550105 in words is "eighty-five million, five hundred fifty thousand, one hundred five".
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