Base | Representation |
---|---|
bin | 1010001010011… |
… | …11011100000111 |
3 | 12221102122210020 |
4 | 11011033130013 |
5 | 133311310124 |
6 | 12243230223 |
7 | 2053461354 |
oct | 505173407 |
9 | 187378706 |
10 | 85260039 |
11 | 44144147 |
12 | 24678373 |
13 | 14882637 |
14 | b47562b |
15 | 7742379 |
hex | 514f707 |
85260039 has 8 divisors (see below), whose sum is σ = 115119360. Its totient is φ = 56120376.
The previous prime is 85260037. The next prime is 85260067. The reversal of 85260039 is 93006258.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 85260039 - 21 = 85260037 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 85259991 and 85260009.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85260031) 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, 179637 + ... + 180110.
It is an arithmetic number, because the mean of its divisors is an integer number (14389920).
Almost surely, 285260039 is an apocalyptic number.
85260039 is a deficient number, since it is larger than the sum of its proper divisors (29859321).
85260039 is a wasteful number, since it uses less digits than its factorization.
85260039 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 359829.
The product of its (nonzero) digits is 12960, while the sum is 33.
The square root of 85260039 is about 9233.6362826354. The cubic root of 85260039 is about 440.1308822072.
The spelling of 85260039 in words is "eighty-five million, two hundred sixty thousand, thirty-nine".
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