Base | Representation |
---|---|
bin | 100110011000100111… |
… | …1010011010110101101 |
3 | 21212202201110221001101 |
4 | 1030301033103112231 |
5 | 2322304200124040 |
6 | 101511255043101 |
7 | 5645463315412 |
oct | 1146117232655 |
9 | 255681427041 |
10 | 82430473645 |
11 | 31a5a942993 |
12 | 13b85970491 |
13 | 7a088301c0 |
14 | 3dbd88c109 |
15 | 2226a6409a |
hex | 13313d35ad |
82430473645 has 8 divisors (see below), whose sum is σ = 106525535256. Its totient is φ = 60871734336.
The previous prime is 82430473583. The next prime is 82430473661. The reversal of 82430473645 is 54637403428.
It can be written as a sum of positive squares in 4 ways, for example, as 566963721 + 81863509924 = 23811^2 + 286118^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 82430473645 - 29 = 82430473133 is a prime.
It is a super-3 number, since 3×824304736453 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 82430473595 and 82430473604.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634080502 + ... + 634080631.
It is an arithmetic number, because the mean of its divisors is an integer number (13315691907).
Almost surely, 282430473645 is an apocalyptic number.
It is an amenable number.
82430473645 is a deficient number, since it is larger than the sum of its proper divisors (24095061611).
82430473645 is a wasteful number, since it uses less digits than its factorization.
82430473645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1268161151.
The product of its (nonzero) digits is 1935360, while the sum is 46.
The spelling of 82430473645 in words is "eighty-two billion, four hundred thirty million, four hundred seventy-three thousand, six hundred forty-five".
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