Base | Representation |
---|---|
bin | 11001010011001… |
… | …10000001100001 |
3 | 112210100102011022 |
4 | 30221212001201 |
5 | 413312331431 |
6 | 33020455225 |
7 | 5154633026 |
oct | 1451460141 |
9 | 483312138 |
10 | 212230241 |
11 | a98867a3 |
12 | 5b0aa515 |
13 | 34c7a032 |
14 | 2028754d |
15 | 1397307b |
hex | ca66061 |
212230241 has 8 divisors (see below), whose sum is σ = 217435680. Its totient is φ = 207037152.
The previous prime is 212230237. The next prime is 212230243. The reversal of 212230241 is 142032212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 212230241 - 22 = 212230237 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (212230243) 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 7 ways as a sum of consecutive naturals, for example, 38390 + ... + 43568.
It is an arithmetic number, because the mean of its divisors is an integer number (27179460).
Almost surely, 2212230241 is an apocalyptic number.
It is an amenable number.
212230241 is a deficient number, since it is larger than the sum of its proper divisors (5205439).
212230241 is an equidigital number, since it uses as much as digits as its factorization.
212230241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6175.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 212230241 is about 14568.1241414260. The cubic root of 212230241 is about 596.4889770120.
Adding to 212230241 its reverse (142032212), we get a palindrome (354262453).
The spelling of 212230241 in words is "two hundred twelve million, two hundred thirty thousand, two hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •