Base | Representation |
---|---|
bin | 1100000100101… |
… | …0111110101001 |
3 | 10112021201022200 |
4 | 3001022332221 |
5 | 100430420021 |
6 | 5005210413 |
7 | 1153264605 |
oct | 301127651 |
9 | 115251280 |
10 | 50638761 |
11 | 26647718 |
12 | 14b60a09 |
13 | a650084 |
14 | 6a22505 |
15 | 46a4126 |
hex | 304afa9 |
50638761 has 12 divisors (see below), whose sum is σ = 73526388. Its totient is φ = 33583104.
The previous prime is 50638741. The next prime is 50638793. The reversal of 50638761 is 16783605.
50638761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 4995225 + 45643536 = 2235^2 + 6756^2 .
It is not a de Polignac number, because 50638761 - 27 = 50638633 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (50638711) 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 11 ways as a sum of consecutive naturals, for example, 12840 + ... + 16313.
It is an arithmetic number, because the mean of its divisors is an integer number (6127199).
Almost surely, 250638761 is an apocalyptic number.
It is an amenable number.
50638761 is a deficient number, since it is larger than the sum of its proper divisors (22887627).
50638761 is a wasteful number, since it uses less digits than its factorization.
50638761 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29352 (or 29349 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 50638761 is about 7116.0916941816. The cubic root of 50638761 is about 369.9653266753.
It can be divided in two parts, 5063 and 8761, that added together give a cube (13824 = 243).
The spelling of 50638761 in words is "fifty million, six hundred thirty-eight thousand, seven hundred sixty-one".
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