Base | Representation |
---|---|
bin | 1100000001101… |
… | …0111100101110 |
3 | 10111220201110100 |
4 | 3000122330232 |
5 | 100403121110 |
6 | 5001051530 |
7 | 1151515212 |
oct | 300327456 |
9 | 114821410 |
10 | 50442030 |
11 | 26522931 |
12 | 14a86ba6 |
13 | a5b1672 |
14 | 69b0942 |
15 | 4665bc0 |
hex | 301af2e |
50442030 has 48 divisors (see below), whose sum is σ = 132138864. Its totient is φ = 13349760.
The previous prime is 50442011. The next prime is 50442031. The reversal of 50442030 is 3024405.
It is a happy number.
50442030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 50441994 and 50442012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50442031) 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 23 ways as a sum of consecutive naturals, for example, 10285 + ... + 14375.
It is an arithmetic number, because the mean of its divisors is an integer number (2752893).
Almost surely, 250442030 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50442030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66069432).
50442030 is an abundant number, since it is smaller than the sum of its proper divisors (81696834).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50442030 is a wasteful number, since it uses less digits than its factorization.
50442030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4241 (or 4238 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 18.
The square root of 50442030 is about 7102.2552756149. The cubic root of 50442030 is about 369.4856012256.
Adding to 50442030 its reverse (3024405), we get a palindrome (53466435).
The spelling of 50442030 in words is "fifty million, four hundred forty-two thousand, thirty".
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