Base | Representation |
---|---|
bin | 100000011100000010000010… |
… | …0000101111001110010100011 |
3 | 1101102021001111012012001211012 |
4 | 1000320010010011321302203 |
5 | 244344301442021001314 |
6 | 2450501412032411135 |
7 | 114046145454141002 |
oct | 10070040405716243 |
9 | 1342231435161735 |
10 | 285327631031459 |
11 | 82a06850272135 |
12 | 280024a63a6aab |
13 | c3293846669c3 |
14 | 5065d06a48c39 |
15 | 22ec05e53a93e |
hex | 1038104179ca3 |
285327631031459 has 4 divisors (see below), whose sum is σ = 295166514860160. Its totient is φ = 275488747202760.
The previous prime is 285327631031447. The next prime is 285327631031551. The reversal of 285327631031459 is 954130136723582.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 285327631031459 - 28 = 285327631031203 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 285327631031398 and 285327631031407.
It is not an unprimeable number, because it can be changed into a prime (285327631031419) 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, 4919441914307 + ... + 4919441914364.
It is an arithmetic number, because the mean of its divisors is an integer number (73791628715040).
It is a 1-persistent number, because it is pandigital, but 2⋅285327631031459 = 570655262062918 is not.
Almost surely, 2285327631031459 is an apocalyptic number.
285327631031459 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
285327631031459 is a deficient number, since it is larger than the sum of its proper divisors (9838883828701).
285327631031459 is an equidigital number, since it uses as much as digits as its factorization.
285327631031459 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9838883828700.
The product of its (nonzero) digits is 32659200, while the sum is 59.
The spelling of 285327631031459 in words is "two hundred eighty-five trillion, three hundred twenty-seven billion, six hundred thirty-one million, thirty-one thousand, four hundred fifty-nine".
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