Base | Representation |
---|---|
bin | 1100000110100… |
… | …0110100111101 |
3 | 10112111221000211 |
4 | 3001220310331 |
5 | 100443323041 |
6 | 5011552421 |
7 | 1154314213 |
oct | 301506475 |
9 | 115457024 |
10 | 50761021 |
11 | 26720563 |
12 | 14bbb711 |
13 | a69390c |
14 | 6a54cb3 |
15 | 46ca481 |
hex | 3068d3d |
50761021 has 4 divisors (see below), whose sum is σ = 50819392. Its totient is φ = 50702652.
The previous prime is 50761019. The next prime is 50761033. The reversal of 50761021 is 12016705.
50761021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 50761021 - 21 = 50761019 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 50760983 and 50761001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50761091) 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 3 ways as a sum of consecutive naturals, for example, 27861 + ... + 29626.
It is an arithmetic number, because the mean of its divisors is an integer number (12704848).
Almost surely, 250761021 is an apocalyptic number.
It is an amenable number.
50761021 is a deficient number, since it is larger than the sum of its proper divisors (58371).
50761021 is an equidigital number, since it uses as much as digits as its factorization.
50761021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58370.
The product of its (nonzero) digits is 420, while the sum is 22.
The square root of 50761021 is about 7124.6769049551. The cubic root of 50761021 is about 370.2628300547.
Adding to 50761021 its reverse (12016705), we get a palindrome (62777726).
The spelling of 50761021 in words is "fifty million, seven hundred sixty-one thousand, twenty-one".
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