Base | Representation |
---|---|
bin | 1100010110111111011… |
… | …0101101101001001011 |
3 | 202022001122101011010022 |
4 | 3011233312231221023 |
5 | 11434322440324321 |
6 | 241313145011055 |
7 | 21224510213363 |
oct | 3055766555113 |
9 | 668048334108 |
10 | 212330011211 |
11 | 8205983510a |
12 | 35198a83a8b |
13 | 1703a95b8b6 |
14 | a3c38859a3 |
15 | 57cab80dab |
hex | 316fdada4b |
212330011211 has 8 divisors (see below), whose sum is σ = 216891100224. Its totient is φ = 207770731840.
The previous prime is 212330011177. The next prime is 212330011247. The reversal of 212330011211 is 112110033212.
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 212330011211 - 210 = 212330010187 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 212330011211.
It is not an unprimeable number, because it can be changed into a prime (212330011811) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213890 + ... + 685863.
It is an arithmetic number, because the mean of its divisors is an integer number (27111387528).
Almost surely, 2212330011211 is an apocalyptic number.
212330011211 is a deficient number, since it is larger than the sum of its proper divisors (4561089013).
212330011211 is an equidigital number, since it uses as much as digits as its factorization.
212330011211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 904821.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 212330011211 its reverse (112110033212), we get a palindrome (324440044423).
The spelling of 212330011211 in words is "two hundred twelve billion, three hundred thirty million, eleven thousand, two hundred eleven".
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