Base | Representation |
---|---|
bin | 101101111000… |
… | …010100000101 |
3 | 211122001010200 |
4 | 231320110011 |
5 | 11034332031 |
6 | 1105441113 |
7 | 204141360 |
oct | 55702405 |
9 | 24561120 |
10 | 12027141 |
11 | 6875195 |
12 | 4040199 |
13 | 2651469 |
14 | 18510d7 |
15 | 10c88e6 |
hex | b78505 |
12027141 has 36 divisors (see below), whose sum is σ = 20653152. Its totient is φ = 6606432.
The previous prime is 12027139. The next prime is 12027149. The reversal of 12027141 is 14172021.
It is not a de Polignac number, because 12027141 - 21 = 12027139 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12027149) 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 35 ways as a sum of consecutive naturals, for example, 52870 + ... + 53096.
Almost surely, 212027141 is an apocalyptic number.
It is an amenable number.
12027141 is a deficient number, since it is larger than the sum of its proper divisors (8626011).
12027141 is a wasteful number, since it uses less digits than its factorization.
12027141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 298 (or 266 counting only the distinct ones).
The product of its (nonzero) digits is 112, while the sum is 18.
The square root of 12027141 is about 3468.0168684711. The cubic root of 12027141 is about 229.1153223742.
Adding to 12027141 its reverse (14172021), we get a palindrome (26199162).
It can be divided in two parts, 120 and 27141, that added together give a triangular number (27261 = T233).
The spelling of 12027141 in words is "twelve million, twenty-seven thousand, one hundred forty-one".
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