Base | Representation |
---|---|
bin | 1100011011111… |
… | …0001110011001 |
3 | 10122010222020002 |
4 | 3012332032121 |
5 | 101323100020 |
6 | 5101542345 |
7 | 1202230115 |
oct | 306761631 |
9 | 118128202 |
10 | 52159385 |
11 | 27496133 |
12 | 155749b5 |
13 | aa63255 |
14 | 6cda745 |
15 | 48a4975 |
hex | 31be399 |
52159385 has 8 divisors (see below), whose sum is σ = 62647560. Its totient is φ = 41689984.
The previous prime is 52159357. The next prime is 52159399. The reversal of 52159385 is 58395125.
It can be written as a sum of positive squares in 4 ways, for example, as 10220809 + 41938576 = 3197^2 + 6476^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-52159385 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2399 + ... + 10491.
It is an arithmetic number, because the mean of its divisors is an integer number (7830945).
Almost surely, 252159385 is an apocalyptic number.
It is an amenable number.
52159385 is a deficient number, since it is larger than the sum of its proper divisors (10488175).
52159385 is a wasteful number, since it uses less digits than its factorization.
52159385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9387.
The product of its digits is 54000, while the sum is 38.
The square root of 52159385 is about 7222.1454568570. The cubic root of 52159385 is about 373.6320769052.
The spelling of 52159385 in words is "fifty-two million, one hundred fifty-nine thousand, three hundred eighty-five".
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