Base | Representation |
---|---|
bin | 101000101111101… |
… | …001101111100001 |
3 | 1202122021111000001 |
4 | 220233221233201 |
5 | 2344444033020 |
6 | 151455300001 |
7 | 22640223505 |
oct | 5057515741 |
9 | 1678244001 |
10 | 683580385 |
11 | 320955074 |
12 | 170b1a601 |
13 | ab810847 |
14 | 66b02305 |
15 | 4002c50a |
hex | 28be9be1 |
683580385 has 16 divisors (see below), whose sum is σ = 866232000. Its totient is φ = 516424896.
The previous prime is 683580377. The next prime is 683580397. The reversal of 683580385 is 583085386.
It is a cyclic number.
It is not a de Polignac number, because 683580385 - 23 = 683580377 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18766 + ... + 41464.
It is an arithmetic number, because the mean of its divisors is an integer number (54139500).
Almost surely, 2683580385 is an apocalyptic number.
It is an amenable number.
683580385 is a deficient number, since it is larger than the sum of its proper divisors (182651615).
683580385 is a wasteful number, since it uses less digits than its factorization.
683580385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23040.
The product of its (nonzero) digits is 691200, while the sum is 46.
The square root of 683580385 is about 26145.3702402548. The cubic root of 683580385 is about 880.9066005398.
The spelling of 683580385 in words is "six hundred eighty-three million, five hundred eighty thousand, three hundred eighty-five".
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