Base | Representation |
---|---|
bin | 11001010100101… |
… | …11100110111101 |
3 | 112210201201202112 |
4 | 30222113212331 |
5 | 413340331331 |
6 | 33025103405 |
7 | 5156440121 |
oct | 1452274675 |
9 | 483651675 |
10 | 212433341 |
11 | a9a0534a |
12 | 5b187b65 |
13 | 3501b603 |
14 | 202db581 |
15 | 139b332b |
hex | ca979bd |
212433341 has 4 divisors (see below), whose sum is σ = 217614684. Its totient is φ = 207252000.
The previous prime is 212433337. The next prime is 212433367. The reversal of 212433341 is 143334212.
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 108597241 + 103836100 = 10421^2 + 10190^2 .
It is a cyclic number.
It is not a de Polignac number, because 212433341 - 22 = 212433337 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212433301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2590610 + ... + 2590691.
It is an arithmetic number, because the mean of its divisors is an integer number (54403671).
Almost surely, 2212433341 is an apocalyptic number.
It is an amenable number.
212433341 is a deficient number, since it is larger than the sum of its proper divisors (5181343).
212433341 is an equidigital number, since it uses as much as digits as its factorization.
212433341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5181342.
The product of its digits is 1728, while the sum is 23.
The square root of 212433341 is about 14575.0931729440. The cubic root of 212433341 is about 596.6791922647.
Adding to 212433341 its reverse (143334212), we get a palindrome (355767553).
The spelling of 212433341 in words is "two hundred twelve million, four hundred thirty-three thousand, three hundred forty-one".
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