Base | Representation |
---|---|
bin | 101000110000111… |
… | …001001100111100 |
3 | 1202122220000110101 |
4 | 220300321030330 |
5 | 2400034441402 |
6 | 151510250444 |
7 | 22643050420 |
oct | 5060711474 |
9 | 1678800411 |
10 | 683905852 |
11 | 321057653 |
12 | 171056a24 |
13 | ab8c5a26 |
14 | 66b88b80 |
15 | 40093b87 |
hex | 28c3933c |
683905852 has 48 divisors (see below), whose sum is σ = 1475651520. Its totient is φ = 270646272.
The previous prime is 683905843. The next prime is 683905913. The reversal of 683905852 is 258509386.
It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11674 + ... + 38782.
It is an arithmetic number, because the mean of its divisors is an integer number (30742740).
Almost surely, 2683905852 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 683905852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (737825760).
683905852 is an abundant number, since it is smaller than the sum of its proper divisors (791745668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
683905852 is a wasteful number, since it uses less digits than its factorization.
683905852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27190 (or 27188 counting only the distinct ones).
The product of its (nonzero) digits is 518400, while the sum is 46.
The square root of 683905852 is about 26151.5936799270. The cubic root of 683905852 is about 881.0463844114.
The spelling of 683905852 in words is "six hundred eighty-three million, nine hundred five thousand, eight hundred fifty-two".
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