Base | Representation |
---|---|
bin | 1010001100100… |
… | …01010011001111 |
3 | 12221221100211122 |
4 | 11012101103033 |
5 | 133343423212 |
6 | 12253111155 |
7 | 2055664016 |
oct | 506212317 |
9 | 187840748 |
10 | 85529807 |
11 | 443088a0 |
12 | 247884bb |
13 | 1494836c |
14 | b505a7d |
15 | 7797272 |
hex | 51914cf |
85529807 has 8 divisors (see below), whose sum is σ = 93402192. Its totient is φ = 77673600.
The previous prime is 85529803. The next prime is 85529809. The reversal of 85529807 is 70892558.
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 85529807 - 22 = 85529803 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 (85529803) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8807 + ... + 15767.
It is an arithmetic number, because the mean of its divisors is an integer number (11675274).
Almost surely, 285529807 is an apocalyptic number.
85529807 is a deficient number, since it is larger than the sum of its proper divisors (7872385).
85529807 is a wasteful number, since it uses less digits than its factorization.
85529807 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8089.
The product of its (nonzero) digits is 201600, while the sum is 44.
The square root of 85529807 is about 9248.2326419700. The cubic root of 85529807 is about 440.5945938611.
The spelling of 85529807 in words is "eighty-five million, five hundred twenty-nine thousand, eight hundred seven".
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