Base | Representation |
---|---|
bin | 10111111110010… |
… | …11001001000101 |
3 | 112000102110011200 |
4 | 23333023021011 |
5 | 402441010320 |
6 | 31542253113 |
7 | 4661256531 |
oct | 1377131105 |
9 | 460373150 |
10 | 201110085 |
11 | a3580a90 |
12 | 57427199 |
13 | 32885667 |
14 | 1c9d0bc1 |
15 | 129c8290 |
hex | bfcb245 |
201110085 has 48 divisors (see below), whose sum is σ = 402667200. Its totient is φ = 91768320.
The previous prime is 201110083. The next prime is 201110093. The reversal of 201110085 is 580011102.
It is not a de Polignac number, because 201110085 - 21 = 201110083 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201110083) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3535 + ... + 20364.
It is an arithmetic number, because the mean of its divisors is an integer number (8388900).
Almost surely, 2201110085 is an apocalyptic number.
It is an amenable number.
201110085 is an abundant number, since it is smaller than the sum of its proper divisors (201557115).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201110085 is a wasteful number, since it uses less digits than its factorization.
201110085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23938 (or 23935 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 18.
The square root of 201110085 is about 14181.3287459250. The cubic root of 201110085 is about 585.8835214061.
Adding to 201110085 its reverse (580011102), we get a palindrome (781121187).
The spelling of 201110085 in words is "two hundred one million, one hundred ten thousand, eighty-five".
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