Base | Representation |
---|---|
bin | 10100110001110110011 |
3 | 1021120222220 |
4 | 2212032303 |
5 | 133242013 |
6 | 22332123 |
7 | 5534040 |
oct | 2461663 |
9 | 1246886 |
10 | 680883 |
11 | 425615 |
12 | 28a043 |
13 | 1aabb8 |
14 | 13a1c7 |
15 | d6b23 |
hex | a63b3 |
680883 has 8 divisors (see below), whose sum is σ = 1037568. Its totient is φ = 389064.
The previous prime is 680881. The next prime is 680917. The reversal of 680883 is 388086.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 680883 - 21 = 680881 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (680881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16191 + ... + 16232.
It is an arithmetic number, because the mean of its divisors is an integer number (129696).
2680883 is an apocalyptic number.
680883 is a deficient number, since it is larger than the sum of its proper divisors (356685).
680883 is a wasteful number, since it uses less digits than its factorization.
680883 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32433.
The product of its (nonzero) digits is 9216, while the sum is 33.
The square root of 680883 is about 825.1563488212. The cubic root of 680883 is about 87.9746397308.
The spelling of 680883 in words is "six hundred eighty thousand, eight hundred eighty-three".
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