Base | Representation |
---|---|
bin | 1100100000111… |
… | …0000110001011 |
3 | 10122202120222220 |
4 | 3020032012023 |
5 | 101414032124 |
6 | 5112545123 |
7 | 1205061660 |
oct | 310160613 |
9 | 118676886 |
10 | 52486539 |
11 | 27699a06 |
12 | 156b21a3 |
13 | ab49131 |
14 | 6d83a67 |
15 | 491b879 |
hex | 320e18b |
52486539 has 16 divisors (see below), whose sum is σ = 80559360. Its totient is φ = 29774880.
The previous prime is 52486523. The next prime is 52486583. The reversal of 52486539 is 93568425.
It is not a de Polignac number, because 52486539 - 24 = 52486523 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 52486539.
It is not an unprimeable number, because it can be changed into a prime (52486139) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6072 + ... + 11909.
It is an arithmetic number, because the mean of its divisors is an integer number (5034960).
Almost surely, 252486539 is an apocalyptic number.
52486539 is a deficient number, since it is larger than the sum of its proper divisors (28072821).
52486539 is a wasteful number, since it uses less digits than its factorization.
52486539 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18130.
The product of its digits is 259200, while the sum is 42.
The square root of 52486539 is about 7244.7594162953. The cubic root of 52486539 is about 374.4116141774.
It can be divided in two parts, 52 and 486539, that added together give a triangular number (486591 = T986).
The spelling of 52486539 in words is "fifty-two million, four hundred eighty-six thousand, five hundred thirty-nine".
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