Base | Representation |
---|---|
bin | 110000100011001100… |
… | …101000010100000101 |
3 | 11222120001000112020221 |
4 | 300203030220110011 |
5 | 1323230302332330 |
6 | 35540453224341 |
7 | 3523555500646 |
oct | 604314502405 |
9 | 158501015227 |
10 | 52130120965 |
11 | 201211044aa |
12 | a12a3320b1 |
13 | 4bba175930 |
14 | 27475bb6cd |
15 | 15518abb7a |
hex | c23328505 |
52130120965 has 16 divisors (see below), whose sum is σ = 69011285616. Its totient is φ = 37557158400.
The previous prime is 52130120957. The next prime is 52130120989. The reversal of 52130120965 is 56902103125.
It can be written as a sum of positive squares in 8 ways, for example, as 28752628356 + 23377492609 = 169566^2 + 152897^2 .
It is not a de Polignac number, because 52130120965 - 23 = 52130120957 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 52130120965.
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 9777846 + ... + 9783175.
It is an arithmetic number, because the mean of its divisors is an integer number (4313205351).
Almost surely, 252130120965 is an apocalyptic number.
It is an amenable number.
52130120965 is a deficient number, since it is larger than the sum of its proper divisors (16881164651).
52130120965 is a wasteful number, since it uses less digits than its factorization.
52130120965 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19561080.
The product of its (nonzero) digits is 16200, while the sum is 34.
The spelling of 52130120965 in words is "fifty-two billion, one hundred thirty million, one hundred twenty thousand, nine hundred sixty-five".
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