Base | Representation |
---|---|
bin | 1100011000011… |
… | …1010010011101 |
3 | 10121201112120000 |
4 | 3012013102131 |
5 | 101243344430 |
6 | 5053044513 |
7 | 1200302100 |
oct | 306072235 |
9 | 117645500 |
10 | 51934365 |
11 | 2735206a |
12 | 15486739 |
13 | a9b49c2 |
14 | 6c7c737 |
15 | 485ce60 |
hex | 318749d |
51934365 has 60 divisors (see below), whose sum is σ = 108338076. Its totient is φ = 23732352.
The previous prime is 51934361. The next prime is 51934367. The reversal of 51934365 is 56343915.
51934365 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 2 ways, for example, as 38118276 + 13816089 = 6174^2 + 3717^2 .
It is not a de Polignac number, because 51934365 - 22 = 51934361 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51934361) by changing a digit.
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 59 ways as a sum of consecutive naturals, for example, 18537 + ... + 21153.
Almost surely, 251934365 is an apocalyptic number.
It is an amenable number.
51934365 is an abundant number, since it is smaller than the sum of its proper divisors (56403711).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51934365 is a wasteful number, since it uses less digits than its factorization.
51934365 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2648 (or 2632 counting only the distinct ones).
The product of its digits is 48600, while the sum is 36.
The square root of 51934365 is about 7206.5501455273. The cubic root of 51934365 is about 373.0940089409.
The spelling of 51934365 in words is "fifty-one million, nine hundred thirty-four thousand, three hundred sixty-five".
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