Base | Representation |
---|---|
bin | 101101110000000001100100… |
… | …011101011100011001111010 |
3 | 222101102201011002000210102200 |
4 | 231300001210131130121322 |
5 | 202333130304202320010 |
6 | 1551535354411211030 |
7 | 60245052461454024 |
oct | 5560014435343172 |
9 | 871381132023380 |
10 | 201212313323130 |
11 | 5912673230534a |
12 | 1a698364746a76 |
13 | 88373168c24b5 |
14 | 3798a2960b014 |
15 | 183ded9c8bcc0 |
hex | b7006475c67a |
201212313323130 has 48 divisors (see below), whose sum is σ = 525096817731720. Its totient is φ = 53457149902464.
The previous prime is 201212313323129. The next prime is 201212313323171. The reversal of 201212313323130 is 31323313212102.
201212313323130 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 1 + 2 + 313 + 32 + 313 + 0 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 70409837577249 + 130802475745881 = 8391057^2 + 11436891^2 .
It is a junction number, because it is equal to n+sod(n) for n = 201212313323094 and 201212313323103.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4155537817 + ... + 4155586236.
Almost surely, 2201212313323130 is an apocalyptic number.
201212313323130 is an abundant number, since it is smaller than the sum of its proper divisors (323884504408590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201212313323130 is a wasteful number, since it uses less digits than its factorization.
201212313323130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8311124335 (or 8311124332 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 27.
Adding to 201212313323130 its reverse (31323313212102), we get a palindrome (232535626535232).
The spelling of 201212313323130 in words is "two hundred one trillion, two hundred twelve billion, three hundred thirteen million, three hundred twenty-three thousand, one hundred thirty".
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