Base | Representation |
---|---|
bin | 1100100110100… |
… | …1001110100101 |
3 | 10200110120000212 |
4 | 3021221032211 |
5 | 102013003223 |
6 | 5124545205 |
7 | 1211205146 |
oct | 311511645 |
9 | 120416025 |
10 | 52859813 |
11 | 279243a6 |
12 | 15852205 |
13 | ac49cc6 |
14 | 703dacd |
15 | 4992278 |
hex | 32693a5 |
52859813 has 4 divisors (see below), whose sum is σ = 53276160. Its totient is φ = 52443468.
The previous prime is 52859809. The next prime is 52859827. The reversal of 52859813 is 31895825.
52859813 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 52859813 - 22 = 52859809 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 (52859803) 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, 207983 + ... + 208236.
It is an arithmetic number, because the mean of its divisors is an integer number (13319040).
Almost surely, 252859813 is an apocalyptic number.
It is an amenable number.
52859813 is a deficient number, since it is larger than the sum of its proper divisors (416347).
52859813 is a wasteful number, since it uses less digits than its factorization.
52859813 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 416346.
The product of its digits is 86400, while the sum is 41.
The square root of 52859813 is about 7270.4754314969. The cubic root of 52859813 is about 375.2970990754.
The spelling of 52859813 in words is "fifty-two million, eight hundred fifty-nine thousand, eight hundred thirteen".
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