Base | Representation |
---|---|
bin | 1100101000111… |
… | …1100111100101 |
3 | 10200202112201212 |
4 | 3022033213211 |
5 | 102033021221 |
6 | 5132201205 |
7 | 1212431456 |
oct | 312174745 |
9 | 120675655 |
10 | 53017061 |
11 | 27a21559 |
12 | 15909205 |
13 | aca3756 |
14 | 708112d |
15 | 49c3b5b |
hex | 328f9e5 |
53017061 has 4 divisors (see below), whose sum is σ = 53323692. Its totient is φ = 52710432.
The previous prime is 53017043. The next prime is 53017073. The reversal of 53017061 is 16071035.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 37136836 + 15880225 = 6094^2 + 3985^2 .
It is a cyclic number.
It is not a de Polignac number, because 53017061 - 222 = 48822757 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53017561) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153056 + ... + 153401.
It is an arithmetic number, because the mean of its divisors is an integer number (13330923).
Almost surely, 253017061 is an apocalyptic number.
It is an amenable number.
53017061 is a deficient number, since it is larger than the sum of its proper divisors (306631).
53017061 is a wasteful number, since it uses less digits than its factorization.
53017061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 306630.
The product of its (nonzero) digits is 630, while the sum is 23.
The square root of 53017061 is about 7281.2815492879. The cubic root of 53017061 is about 375.6688767529.
Adding to 53017061 its reverse (16071035), we get a palindrome (69088096).
The spelling of 53017061 in words is "fifty-three million, seventeen thousand, sixty-one".
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