Base | Representation |
---|---|
bin | 1011000110111001100000… |
… | …0001000101010011001011 |
3 | 1121020120020220012002002211 |
4 | 2301232120001011103023 |
5 | 3100100003431140321 |
6 | 41550350140205551 |
7 | 2400241024621333 |
oct | 261563001052313 |
9 | 47216226162084 |
10 | 12213142443211 |
11 | 3989623571116 |
12 | 1452ba48398b7 |
13 | 6a7904764b78 |
14 | 3031953080c3 |
15 | 162a5a0820e1 |
hex | b1b980454cb |
12213142443211 has 8 divisors (see below), whose sum is σ = 12263757007520. Its totient is φ = 12162574813248.
The previous prime is 12213142443197. The next prime is 12213142443233. The reversal of 12213142443211 is 11234424131221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12213142443211 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12213142443241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11212026 + ... + 12252991.
It is an arithmetic number, because the mean of its divisors is an integer number (1532969625940).
Almost surely, 212213142443211 is an apocalyptic number.
12213142443211 is a deficient number, since it is larger than the sum of its proper divisors (50614564309).
12213142443211 is a wasteful number, since it uses less digits than its factorization.
12213142443211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23467173.
The product of its digits is 9216, while the sum is 31.
Adding to 12213142443211 its reverse (11234424131221), we get a palindrome (23447566574432).
The spelling of 12213142443211 in words is "twelve trillion, two hundred thirteen billion, one hundred forty-two million, four hundred forty-three thousand, two hundred eleven".
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