Base | Representation |
---|---|
bin | 1100010101111011000… |
… | …0101100111111101111 |
3 | 202021022122201210200120 |
4 | 3011132300230333233 |
5 | 11433231031114043 |
6 | 241224502100023 |
7 | 21214425441252 |
oct | 3053660547757 |
9 | 667278653616 |
10 | 212043223023 |
11 | 81a21964985 |
12 | 35118a1a613 |
13 | 16cc3408548 |
14 | a397751099 |
15 | 57b08d1983 |
hex | 315ec2cfef |
212043223023 has 16 divisors (see below), whose sum is σ = 282942548736. Its totient is φ = 141253076160.
The previous prime is 212043223009. The next prime is 212043223043. The reversal of 212043223023 is 320322340212.
It is not a de Polignac number, because 212043223023 - 217 = 212043091951 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 212043222984 and 212043223002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212043223043) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31220758 + ... + 31227548.
It is an arithmetic number, because the mean of its divisors is an integer number (17683909296).
Almost surely, 2212043223023 is an apocalyptic number.
212043223023 is a deficient number, since it is larger than the sum of its proper divisors (70899325713).
212043223023 is a wasteful number, since it uses less digits than its factorization.
212043223023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13294.
The product of its (nonzero) digits is 3456, while the sum is 24.
Adding to 212043223023 its reverse (320322340212), we get a palindrome (532365563235).
The spelling of 212043223023 in words is "two hundred twelve billion, forty-three million, two hundred twenty-three thousand, twenty-three".
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