Base | Representation |
---|---|
bin | 1100011010101110100… |
… | …0111011010101000101 |
3 | 202101122112201210112020 |
4 | 3012223220323111011 |
5 | 11443401223431323 |
6 | 242000455113353 |
7 | 21261406560132 |
oct | 3065350732505 |
9 | 671575653466 |
10 | 213333030213 |
11 | 82523a30136 |
12 | 35418972859 |
13 | 1716a6b4c74 |
14 | a47ab7b589 |
15 | 5838c5bae3 |
hex | 31aba3b545 |
213333030213 has 4 divisors (see below), whose sum is σ = 284444040288. Its totient is φ = 142222020140.
The previous prime is 213333030203. The next prime is 213333030227. The reversal of 213333030213 is 312030333312.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 213333030213 - 28 = 213333029957 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213333030203) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35555505033 + ... + 35555505038.
It is an arithmetic number, because the mean of its divisors is an integer number (71111010072).
Almost surely, 2213333030213 is an apocalyptic number.
It is an amenable number.
213333030213 is a deficient number, since it is larger than the sum of its proper divisors (71111010075).
213333030213 is an equidigital number, since it uses as much as digits as its factorization.
213333030213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71111010074.
The product of its (nonzero) digits is 2916, while the sum is 24.
Adding to 213333030213 its reverse (312030333312), we get a palindrome (525363363525).
The spelling of 213333030213 in words is "two hundred thirteen billion, three hundred thirty-three million, thirty thousand, two hundred thirteen".
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