Base | Representation |
---|---|
bin | 10100110001001111010 |
3 | 1021120120022 |
4 | 2212021322 |
5 | 133234240 |
6 | 22330442 |
7 | 5533112 |
oct | 2461172 |
9 | 1246508 |
10 | 680570 |
11 | 425360 |
12 | 289a22 |
13 | 1aaa07 |
14 | 13a042 |
15 | d69b5 |
hex | a627a |
680570 has 32 divisors (see below), whose sum is σ = 1399680. Its totient is φ = 235840.
The previous prime is 680569. The next prime is 680587. The reversal of 680570 is 75086.
680570 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 2396 + ... + 2664.
It is an arithmetic number, because the mean of its divisors is an integer number (43740).
2680570 is an apocalyptic number.
680570 is an abundant number, since it is smaller than the sum of its proper divisors (719110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
680570 is a wasteful number, since it uses less digits than its factorization.
680570 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 310.
The product of its (nonzero) digits is 1680, while the sum is 26.
The square root of 680570 is about 824.9666659932. The cubic root of 680570 is about 87.9611570998.
The spelling of 680570 in words is "six hundred eighty thousand, five hundred seventy".
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