Base | Representation |
---|---|
bin | 1100000111010… |
… | …0011001001001 |
3 | 10112121100000100 |
4 | 3001310121021 |
5 | 101001332033 |
6 | 5013000013 |
7 | 1154602266 |
oct | 301643111 |
9 | 115540010 |
10 | 50808393 |
11 | 26753109 |
12 | 15023009 |
13 | a6ac34c |
14 | 6a6826d |
15 | 46d9513 |
hex | 3074649 |
50808393 has 12 divisors (see below), whose sum is σ = 77707188. Its totient is φ = 31879680.
The previous prime is 50808379. The next prime is 50808431. The reversal of 50808393 is 39380805.
It can be written as a sum of positive squares in 2 ways, for example, as 39538944 + 11269449 = 6288^2 + 3357^2 .
It is not a de Polignac number, because 50808393 - 28 = 50808137 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (50808323) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 165888 + ... + 166193.
It is an arithmetic number, because the mean of its divisors is an integer number (6475599).
Almost surely, 250808393 is an apocalyptic number.
It is an amenable number.
50808393 is a deficient number, since it is larger than the sum of its proper divisors (26898795).
50808393 is a wasteful number, since it uses less digits than its factorization.
50808393 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 332104 (or 332101 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 50808393 is about 7128.0006313131. Note that the first 3 decimals coincide. The cubic root of 50808393 is about 370.3779750808.
The spelling of 50808393 in words is "fifty million, eight hundred eight thousand, three hundred ninety-three".
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