Base | Representation |
---|---|
bin | 1100100010001… |
… | …0000110100001 |
3 | 10122220202101210 |
4 | 3020202012201 |
5 | 101424142411 |
6 | 5114420333 |
7 | 1205552610 |
oct | 310420641 |
9 | 118822353 |
10 | 52568481 |
11 | 27745529 |
12 | 157316a9 |
13 | ab77514 |
14 | 6da5877 |
15 | 4935ca6 |
hex | 32221a1 |
52568481 has 8 divisors (see below), whose sum is σ = 80104384. Its totient is φ = 30039120.
The previous prime is 52568447. The next prime is 52568491. The reversal of 52568481 is 18486525.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 52568481 - 215 = 52535713 is a prime.
It is a super-2 number, since 2×525684812 = 5526890389294722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52568441) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1251610 + ... + 1251651.
It is an arithmetic number, because the mean of its divisors is an integer number (10013048).
Almost surely, 252568481 is an apocalyptic number.
It is an amenable number.
52568481 is a deficient number, since it is larger than the sum of its proper divisors (27535903).
52568481 is a wasteful number, since it uses less digits than its factorization.
52568481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2503271.
The product of its digits is 76800, while the sum is 39.
The square root of 52568481 is about 7250.4124710254. The cubic root of 52568481 is about 374.6063567089.
It can be divided in two parts, 525 and 68481, that added together give a triangular number (69006 = T371).
The spelling of 52568481 in words is "fifty-two million, five hundred sixty-eight thousand, four hundred eighty-one".
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