Base | Representation |
---|---|
bin | 10011110011011011100… |
… | …01010000011011110100 |
3 | 2102001100111001201210010 |
4 | 21321231301100123310 |
5 | 42122023243233214 |
6 | 1240332013100220 |
7 | 100106045331123 |
oct | 11715561203364 |
9 | 2361314051703 |
10 | 680446461684 |
11 | 242637319980 |
12 | aba60187670 |
13 | 4c220420622 |
14 | 24d10439aba |
15 | 12a7762b659 |
hex | 9e6dc506f4 |
680446461684 has 96 divisors (see below), whose sum is σ = 1865014502400. Its totient is φ = 190777423360.
The previous prime is 680446461679. The next prime is 680446461689. The reversal of 680446461684 is 486164644086.
It is an interprime number because it is at equal distance from previous prime (680446461679) and next prime (680446461689).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (680446461689) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2437344 + ... + 2702135.
It is an arithmetic number, because the mean of its divisors is an integer number (19427234400).
Almost surely, 2680446461684 is an apocalyptic number.
It is an amenable number.
680446461684 is an abundant number, since it is smaller than the sum of its proper divisors (1184568040716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
680446461684 is a wasteful number, since it uses less digits than its factorization.
680446461684 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5139573 (or 5139571 counting only the distinct ones).
The product of its (nonzero) digits is 21233664, while the sum is 57.
The spelling of 680446461684 in words is "six hundred eighty billion, four hundred forty-six million, four hundred sixty-one thousand, six hundred eighty-four".
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