Base | Representation |
---|---|
bin | 101000100101100… |
… | …011100001101100 |
3 | 1202110022000010200 |
4 | 220211203201230 |
5 | 2343304332414 |
6 | 151322433500 |
7 | 22605560550 |
oct | 5045434154 |
9 | 1673260120 |
10 | 680933484 |
11 | 31a407450 |
12 | 170062890 |
13 | ab0c4b2a |
14 | 66613860 |
15 | 3eba8109 |
hex | 2896386c |
680933484 has 144 divisors (see below), whose sum is σ = 2181693696. Its totient is φ = 173923200.
The previous prime is 680933483. The next prime is 680933537. The reversal of 680933484 is 484339086.
680933484 is a `hidden beast` number, since 6 + 80 + 93 + 3 + 484 = 666.
It is not an unprimeable number, because it can be changed into a prime (680933483) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 167079 + ... + 171105.
Almost surely, 2680933484 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 680933484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1090846848).
680933484 is an abundant number, since it is smaller than the sum of its proper divisors (1500760212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
680933484 is a wasteful number, since it uses less digits than its factorization.
680933484 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4116 (or 4111 counting only the distinct ones).
The product of its (nonzero) digits is 497664, while the sum is 45.
The square root of 680933484 is about 26094.7022209490. The cubic root of 680933484 is about 879.7681396729.
The spelling of 680933484 in words is "six hundred eighty million, nine hundred thirty-three thousand, four hundred eighty-four".
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