Base | Representation |
---|---|
bin | 1100000110000… |
… | …0000011000101 |
3 | 10112110002200222 |
4 | 3001200003011 |
5 | 100441200221 |
6 | 5011114125 |
7 | 1154104322 |
oct | 301400305 |
9 | 115402628 |
10 | 50725061 |
11 | 266a6542 |
12 | 14ba2945 |
13 | a68043a |
14 | 6a45b49 |
15 | 46be9ab |
hex | 30600c5 |
50725061 has 6 divisors (see below), whose sum is σ = 50986962. Its totient is φ = 50464400.
The previous prime is 50725057. The next prime is 50725063. The reversal of 50725061 is 16052705.
It can be written as a sum of positive squares in 3 ways, for example, as 244036 + 50481025 = 494^2 + 7105^2 .
It is not a de Polignac number, because 50725061 - 22 = 50725057 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 50725061.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50725063) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72011 + ... + 72711.
It is an arithmetic number, because the mean of its divisors is an integer number (8497827).
Almost surely, 250725061 is an apocalyptic number.
It is an amenable number.
50725061 is a deficient number, since it is larger than the sum of its proper divisors (261901).
50725061 is an frugal number, since it uses more digits than its factorization.
50725061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1239 (or 970 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 26.
The square root of 50725061 is about 7122.1528346421. The cubic root of 50725061 is about 370.1753758332.
Adding to 50725061 its reverse (16052705), we get a palindrome (66777766).
The spelling of 50725061 in words is "fifty million, seven hundred twenty-five thousand, sixty-one".
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