Base | Representation |
---|---|
bin | 1010001100110… |
… | …00110010010101 |
3 | 12221222220220021 |
4 | 11012120302111 |
5 | 133400413334 |
6 | 12253505141 |
7 | 2056152301 |
oct | 506306225 |
9 | 187886807 |
10 | 85560469 |
11 | 44329935 |
12 | 247a21b1 |
13 | 149592c7 |
14 | b512d01 |
15 | 77a13b4 |
hex | 5198c95 |
85560469 has 4 divisors (see below), whose sum is σ = 88510860. Its totient is φ = 82610080.
The previous prime is 85560463. The next prime is 85560479. The reversal of 85560469 is 96406558.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 27952369 + 57608100 = 5287^2 + 7590^2 .
It is a cyclic number.
It is not a de Polignac number, because 85560469 - 219 = 85036181 is a prime.
It is a super-2 number, since 2×855604692 = 14641187710999922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85560463) 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, 1475152 + ... + 1475209.
It is an arithmetic number, because the mean of its divisors is an integer number (22127715).
Almost surely, 285560469 is an apocalyptic number.
It is an amenable number.
85560469 is a deficient number, since it is larger than the sum of its proper divisors (2950391).
85560469 is a wasteful number, since it uses less digits than its factorization.
85560469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2950390.
The product of its (nonzero) digits is 259200, while the sum is 43.
The square root of 85560469 is about 9249.8902155647. The cubic root of 85560469 is about 440.6472378764.
The spelling of 85560469 in words is "eighty-five million, five hundred sixty thousand, four hundred sixty-nine".
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