Base | Representation |
---|---|
bin | 1010001100100… |
… | …00110010000111 |
3 | 12221221020221010 |
4 | 11012100302013 |
5 | 133343341222 |
6 | 12253053303 |
7 | 2055654600 |
oct | 506206207 |
9 | 187836833 |
10 | 85527687 |
11 | 44307243 |
12 | 24787233 |
13 | 149473cb |
14 | b504da7 |
15 | 779680c |
hex | 5190c87 |
85527687 has 12 divisors (see below), whose sum is σ = 132655416. Its totient is φ = 48872880.
The previous prime is 85527679. The next prime is 85527703. The reversal of 85527687 is 78672558.
It is not a de Polignac number, because 85527687 - 23 = 85527679 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85527887) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 290764 + ... + 291057.
It is an arithmetic number, because the mean of its divisors is an integer number (11054618).
Almost surely, 285527687 is an apocalyptic number.
85527687 is a deficient number, since it is larger than the sum of its proper divisors (47127729).
85527687 is a wasteful number, since it uses less digits than its factorization.
85527687 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 581838 (or 581831 counting only the distinct ones).
The product of its digits is 940800, while the sum is 48.
The square root of 85527687 is about 9248.1180247659. The cubic root of 85527687 is about 440.5909535386.
The spelling of 85527687 in words is "eighty-five million, five hundred twenty-seven thousand, six hundred eighty-seven".
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