Base | Representation |
---|---|
bin | 1100000111011… |
… | …1010000001001 |
3 | 10112121221002010 |
4 | 3001313100021 |
5 | 101002220410 |
6 | 5013130133 |
7 | 1154651400 |
oct | 301672011 |
9 | 115557063 |
10 | 50820105 |
11 | 26760996 |
12 | 15029949 |
13 | a6b478b |
14 | 6a6c637 |
15 | 46dcc20 |
hex | 3077409 |
50820105 has 24 divisors (see below), whose sum is σ = 94588992. Its totient is φ = 23231712.
The previous prime is 50820083. The next prime is 50820169. The reversal of 50820105 is 50102805.
It is not a de Polignac number, because 50820105 - 25 = 50820073 is a prime.
It is a super-2 number, since 2×508201052 = 5165366144422050, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
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 23 ways as a sum of consecutive naturals, for example, 33837 + ... + 35306.
It is an arithmetic number, because the mean of its divisors is an integer number (3941208).
Almost surely, 250820105 is an apocalyptic number.
It is an amenable number.
50820105 is a deficient number, since it is larger than the sum of its proper divisors (43768887).
50820105 is a wasteful number, since it uses less digits than its factorization.
50820105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69165 (or 69158 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 21.
The square root of 50820105 is about 7128.8221327229. The cubic root of 50820105 is about 370.4064318856.
It can be divided in two parts, 50820 and 105, that multiplied together give a square (5336100 = 23102).
The spelling of 50820105 in words is "fifty million, eight hundred twenty thousand, one hundred five".
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