Base | Representation |
---|---|
bin | 1100101010101… |
… | …1011100100010 |
3 | 10200222100002101 |
4 | 3022223130202 |
5 | 102100143132 |
6 | 5134441014 |
7 | 1213414666 |
oct | 312533442 |
9 | 120870071 |
10 | 53131042 |
11 | 27a9a158 |
12 | 1596316a |
13 | b0135b3 |
14 | 70b08a6 |
15 | 49e77e7 |
hex | 32ab722 |
53131042 has 16 divisors (see below), whose sum is σ = 80897400. Its totient is φ = 26167680.
The previous prime is 53131037. The next prime is 53131063. The reversal of 53131042 is 24013135.
53131042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 9979281 + 43151761 = 3159^2 + 6569^2 .
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 74584 + ... + 75292.
Almost surely, 253131042 is an apocalyptic number.
53131042 is a deficient number, since it is larger than the sum of its proper divisors (27766358).
53131042 is a wasteful number, since it uses less digits than its factorization.
53131042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1221.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 53131042 is about 7289.1043345530. The cubic root of 53131042 is about 375.9378999977.
Adding to 53131042 its reverse (24013135), we get a palindrome (77144177).
The spelling of 53131042 in words is "fifty-three million, one hundred thirty-one thousand, forty-two".
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