Base | Representation |
---|---|
bin | 1100010110111101000… |
… | …1010101010010100101 |
3 | 202022000221221022022111 |
4 | 3011233101111102211 |
5 | 11434312433242013 |
6 | 241312155001021 |
7 | 21224331011551 |
oct | 3055721252245 |
9 | 668027838274 |
10 | 212320212133 |
11 | 820542519a7 |
12 | 35195739171 |
13 | 1703890a623 |
14 | a3c2454861 |
15 | 57c9d9773d |
hex | 316f4554a5 |
212320212133 has 32 divisors (see below), whose sum is σ = 237253847040. Its totient is φ = 189082998720.
The previous prime is 212320212121. The next prime is 212320212151. The reversal of 212320212133 is 331212023212.
212320212133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 212320212133 - 25 = 212320212101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212320242133) 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 31 ways as a sum of consecutive naturals, for example, 9824766 + ... + 9846352.
It is an arithmetic number, because the mean of its divisors is an integer number (7414182720).
Almost surely, 2212320212133 is an apocalyptic number.
212320212133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
212320212133 is a deficient number, since it is larger than the sum of its proper divisors (24933634907).
212320212133 is a wasteful number, since it uses less digits than its factorization.
212320212133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22017.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 212320212133 its reverse (331212023212), we get a palindrome (543532235345).
The spelling of 212320212133 in words is "two hundred twelve billion, three hundred twenty million, two hundred twelve thousand, one hundred thirty-three".
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