Base | Representation |
---|---|
bin | 1100000011011… |
… | …1001111110000 |
3 | 10112010121110011 |
4 | 3000313033300 |
5 | 100420323221 |
6 | 5003344304 |
7 | 1152510142 |
oct | 300671760 |
9 | 115117404 |
10 | 50557936 |
11 | 265a1a20 |
12 | 14b22094 |
13 | a622350 |
14 | 6a00c92 |
15 | 468a1e1 |
hex | 30373f0 |
50557936 has 80 divisors (see below), whose sum is σ = 121242240. Its totient is φ = 20079360.
The previous prime is 50557909. The next prime is 50557939. The reversal of 50557936 is 63975505.
50557936 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×505579362 = 5112209785160192, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50557939) by changing a digit.
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, 42891 + ... + 44053.
It is an arithmetic number, because the mean of its divisors is an integer number (1515528).
Almost surely, 250557936 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50557936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60621120).
50557936 is an abundant number, since it is smaller than the sum of its proper divisors (70684304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50557936 is a wasteful number, since it uses less digits than its factorization.
50557936 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1214 (or 1208 counting only the distinct ones).
The product of its (nonzero) digits is 141750, while the sum is 40.
The square root of 50557936 is about 7110.4103960320. The cubic root of 50557936 is about 369.7683868197.
Subtracting 50557936 from its reverse (63975505), we obtain a square (13417569 = 36632).
The spelling of 50557936 in words is "fifty million, five hundred fifty-seven thousand, nine hundred thirty-six".
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