Base | Representation |
---|---|
bin | 101000100101001… |
… | …010001100000000 |
3 | 1202110002201202200 |
4 | 220211022030000 |
5 | 2343243022241 |
6 | 151320313200 |
7 | 22604646141 |
oct | 5045121400 |
9 | 1673081680 |
10 | 680829696 |
11 | 31a346478 |
12 | 170012800 |
13 | ab089811 |
14 | 665c7ac8 |
15 | 3eb874b6 |
hex | 2894a300 |
680829696 has 108 divisors (see below), whose sum is σ = 1981739760. Its totient is φ = 224778240.
The previous prime is 680829673. The next prime is 680829703. The reversal of 680829696 is 696928086.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249781 + ... + 252491.
Almost surely, 2680829696 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 680829696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (990869880).
680829696 is an abundant number, since it is smaller than the sum of its proper divisors (1300910064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
680829696 is a wasteful number, since it uses less digits than its factorization.
680829696 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2842 (or 2825 counting only the distinct ones).
The product of its (nonzero) digits is 2239488, while the sum is 54.
The square root of 680829696 is about 26092.7134656402. The cubic root of 680829696 is about 879.7234392642.
The spelling of 680829696 in words is "six hundred eighty million, eight hundred twenty-nine thousand, six hundred ninety-six".
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