Base | Representation |
---|---|
bin | 101000100101100… |
… | …111010111101000 |
3 | 1202110022210201122 |
4 | 220211213113220 |
5 | 2343310333344 |
6 | 151323034412 |
7 | 22605654464 |
oct | 5045472750 |
9 | 1673283648 |
10 | 680949224 |
11 | 31a41825a |
12 | 17006ba08 |
13 | ab0cc047 |
14 | 666194a4 |
15 | 3ebacaee |
hex | 289675e8 |
680949224 has 48 divisors (see below), whose sum is σ = 1377012960. Its totient is φ = 315084000.
The previous prime is 680949209. The next prime is 680949233. The reversal of 680949224 is 422949086.
It is a happy number.
680949224 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 11 ways as a sum of consecutive naturals, for example, 174899 + ... + 178749.
It is an arithmetic number, because the mean of its divisors is an integer number (28687770).
Almost surely, 2680949224 is an apocalyptic number.
It is an amenable number.
680949224 is an abundant number, since it is smaller than the sum of its proper divisors (696063736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
680949224 is a wasteful number, since it uses less digits than its factorization.
680949224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3942 (or 3907 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 44.
The square root of 680949224 is about 26095.0038129907. The cubic root of 680949224 is about 879.7749183300.
The spelling of 680949224 in words is "six hundred eighty million, nine hundred forty-nine thousand, two hundred twenty-four".
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