Base | Representation |
---|---|
bin | 1010001001001… |
… | …00010100101111 |
3 | 12221002200112111 |
4 | 11010210110233 |
5 | 133240132224 |
6 | 12235344451 |
7 | 2052124450 |
oct | 504442457 |
9 | 187080474 |
10 | 85083439 |
11 | 440334a1 |
12 | 245b2127 |
13 | 1482013c |
14 | b42b127 |
15 | 7709d94 |
hex | 512452f |
85083439 has 8 divisors (see below), whose sum is σ = 97949088. Its totient is φ = 72395520.
The previous prime is 85083403. The next prime is 85083457. The reversal of 85083439 is 93438058.
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 85083439 - 29 = 85082927 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85083469) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43402 + ... + 45319.
It is an arithmetic number, because the mean of its divisors is an integer number (12243636).
Almost surely, 285083439 is an apocalyptic number.
85083439 is a deficient number, since it is larger than the sum of its proper divisors (12865649).
85083439 is a wasteful number, since it uses less digits than its factorization.
85083439 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88865.
The product of its (nonzero) digits is 103680, while the sum is 40.
The square root of 85083439 is about 9224.0684624519. The cubic root of 85083439 is about 439.8267896053.
The spelling of 85083439 in words is "eighty-five million, eighty-three thousand, four hundred thirty-nine".
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