Base | Representation |
---|---|
bin | 1100011110001… |
… | …1111001011001 |
3 | 10122102210220001 |
4 | 3013203321121 |
5 | 101343014224 |
6 | 5105133001 |
7 | 1203442021 |
oct | 307437131 |
9 | 118383801 |
10 | 52313689 |
11 | 2759105a |
12 | 1562a161 |
13 | aab855c |
14 | 6d3aa81 |
15 | 48d5544 |
hex | 31e3e59 |
52313689 has 4 divisors (see below), whose sum is σ = 52776756. Its totient is φ = 51850624.
The previous prime is 52313687. The next prime is 52313699. The reversal of 52313689 is 98631325.
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 24403600 + 27910089 = 4940^2 + 5283^2 .
It is a cyclic number.
It is not a de Polignac number, because 52313689 - 21 = 52313687 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52313683) 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, 231364 + ... + 231589.
It is an arithmetic number, because the mean of its divisors is an integer number (13194189).
Almost surely, 252313689 is an apocalyptic number.
It is an amenable number.
52313689 is a deficient number, since it is larger than the sum of its proper divisors (463067).
52313689 is a wasteful number, since it uses less digits than its factorization.
52313689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 463066.
The product of its digits is 38880, while the sum is 37.
The square root of 52313689 is about 7232.8202659820. The cubic root of 52313689 is about 374.0001548990. Note that the first 3 decimals are identical.
The spelling of 52313689 in words is "fifty-two million, three hundred thirteen thousand, six hundred eighty-nine".
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