Base | Representation |
---|---|
bin | 11001001010111… |
… | …00010110011001 |
3 | 112201022010102121 |
4 | 30211130112121 |
5 | 413023021131 |
6 | 32541301241 |
7 | 5142451315 |
oct | 1445342631 |
9 | 481263377 |
10 | 211142041 |
11 | a9203160 |
12 | 5a864821 |
13 | 34988926 |
14 | 20082b45 |
15 | 1380a911 |
hex | c95c599 |
211142041 has 12 divisors (see below), whose sum is σ = 243102384. Its totient is φ = 181841400.
The previous prime is 211142033. The next prime is 211142053. The reversal of 211142041 is 140241112.
It is a happy number.
211142041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 211142041 - 23 = 211142033 is a prime.
It is a super-2 number, since 2×2111420412 = 89161922955291362, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (211142081) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22615 + ... + 30556.
It is an arithmetic number, because the mean of its divisors is an integer number (20258532).
Almost surely, 2211142041 is an apocalyptic number.
It is an amenable number.
211142041 is a deficient number, since it is larger than the sum of its proper divisors (31960343).
211142041 is a wasteful number, since it uses less digits than its factorization.
211142041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53220 (or 53201 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
The square root of 211142041 is about 14530.7274766269. The cubic root of 211142041 is about 595.4677403888.
Adding to 211142041 its reverse (140241112), we get a palindrome (351383153).
The spelling of 211142041 in words is "two hundred eleven million, one hundred forty-two thousand, forty-one".
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