Base | Representation |
---|---|
bin | 1100101010110100… |
… | …01010010001111001 |
3 | 122120000110121202102 |
4 | 12111122022101321 |
5 | 102412204132304 |
6 | 3042530313145 |
7 | 330356622014 |
oct | 62532122171 |
9 | 18500417672 |
10 | 6801630329 |
11 | 298038559a |
12 | 1399a287b5 |
13 | 84519ca40 |
14 | 48748037b |
15 | 29c1d2d1e |
hex | 19568a479 |
6801630329 has 4 divisors (see below), whose sum is σ = 7324832676. Its totient is φ = 6278427984.
The previous prime is 6801630323. The next prime is 6801630331. The reversal of 6801630329 is 9230361086.
6801630329 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9230361086 = 2 ⋅4615180543.
It can be written as a sum of positive squares in 2 ways, for example, as 3397141225 + 3404489104 = 58285^2 + 58348^2 .
It is a cyclic number.
It is not a de Polignac number, because 6801630329 - 212 = 6801626233 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 6801630292 and 6801630301.
It is not an unprimeable number, because it can be changed into a prime (6801630323) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261601154 + ... + 261601179.
It is an arithmetic number, because the mean of its divisors is an integer number (1831208169).
Almost surely, 26801630329 is an apocalyptic number.
It is an amenable number.
6801630329 is a deficient number, since it is larger than the sum of its proper divisors (523202347).
6801630329 is a wasteful number, since it uses less digits than its factorization.
6801630329 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 523202346.
The product of its (nonzero) digits is 46656, while the sum is 38.
The square root of 6801630329 is about 82471.9972414880. The cubic root of 6801630329 is about 1894.6878700063.
The spelling of 6801630329 in words is "six billion, eight hundred one million, six hundred thirty thousand, three hundred twenty-nine".
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