Base | Representation |
---|---|
bin | 101000100100010… |
… | …000110010011001 |
3 | 1202102122210020212 |
4 | 220210100302121 |
5 | 2343213011320 |
6 | 151311300505 |
7 | 22602646526 |
oct | 5044206231 |
9 | 1672583225 |
10 | 680594585 |
11 | 31a1a5870 |
12 | 16bb1a735 |
13 | ab0067b8 |
14 | 6656614d |
15 | 3eb3c9c5 |
hex | 28910c99 |
680594585 has 8 divisors (see below), whose sum is σ = 890960256. Its totient is φ = 494977840.
The previous prime is 680594581. The next prime is 680594617. The reversal of 680594585 is 585495086.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 680594585 - 22 = 680594581 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (680594581) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6187169 + ... + 6187278.
It is an arithmetic number, because the mean of its divisors is an integer number (111370032).
Almost surely, 2680594585 is an apocalyptic number.
It is an amenable number.
680594585 is a deficient number, since it is larger than the sum of its proper divisors (210365671).
680594585 is a wasteful number, since it uses less digits than its factorization.
680594585 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12374463.
The product of its (nonzero) digits is 1728000, while the sum is 50.
The square root of 680594585 is about 26088.2077766948. The cubic root of 680594585 is about 879.6221626053.
The spelling of 680594585 in words is "six hundred eighty million, five hundred ninety-four thousand, five hundred eighty-five".
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