Base | Representation |
---|---|
bin | 10100110001110010101 |
3 | 1021120221210 |
4 | 2212032111 |
5 | 133241403 |
6 | 22332033 |
7 | 5533665 |
oct | 2461625 |
9 | 1246853 |
10 | 680853 |
11 | 425598 |
12 | 28a019 |
13 | 1aab94 |
14 | 13a1a5 |
15 | d6b03 |
hex | a6395 |
680853 has 8 divisors (see below), whose sum is σ = 937216. Its totient is φ = 439200.
The previous prime is 680831. The next prime is 680857. The reversal of 680853 is 358086.
680853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 680853 - 28 = 680597 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 680853.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (680857) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3568 + ... + 3753.
It is an arithmetic number, because the mean of its divisors is an integer number (117152).
2680853 is an apocalyptic number.
It is an amenable number.
680853 is a deficient number, since it is larger than the sum of its proper divisors (256363).
680853 is a wasteful number, since it uses less digits than its factorization.
680853 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7355.
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 680853 is about 825.1381702479. The cubic root of 680853 is about 87.9733476449.
The spelling of 680853 in words is "six hundred eighty thousand, eight hundred fifty-three".
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