Base | Representation |
---|---|
bin | 1100010110111000010… |
… | …0101010010110101001 |
3 | 202021222120010011221001 |
4 | 3011232010222112221 |
5 | 11434242312111241 |
6 | 241310200115001 |
7 | 21223665121462 |
oct | 3055604522651 |
9 | 667876104831 |
10 | 212300113321 |
11 | 8204397440a |
12 | 3518aa65a61 |
13 | 170346c123a |
14 | a3bd901d69 |
15 | 57c8227431 |
hex | 316e12a5a9 |
212300113321 has 4 divisors (see below), whose sum is σ = 212547838932. Its totient is φ = 212052387712.
The previous prime is 212300113271. The next prime is 212300113351. The reversal of 212300113321 is 123311003212.
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 125001138025 + 87298975296 = 353555^2 + 295464^2 .
It is a cyclic number.
It is not a de Polignac number, because 212300113321 - 29 = 212300112809 is a prime.
It is a super-2 number, since 2×2123001133212 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212300113351) 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, 123861520 + ... + 123863233.
It is an arithmetic number, because the mean of its divisors is an integer number (53136959733).
Almost surely, 2212300113321 is an apocalyptic number.
It is an amenable number.
212300113321 is a deficient number, since it is larger than the sum of its proper divisors (247725611).
212300113321 is an equidigital number, since it uses as much as digits as its factorization.
212300113321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247725610.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 212300113321 its reverse (123311003212), we get a palindrome (335611116533).
The spelling of 212300113321 in words is "two hundred twelve billion, three hundred million, one hundred thirteen thousand, three hundred twenty-one".
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