Base | Representation |
---|---|
bin | 10001011101110010010… |
… | …001101111111100000101 |
3 | 11020201221220202021202200 |
4 | 101131302101233330011 |
5 | 124131014030143023 |
6 | 2315211552425113 |
7 | 152466254200161 |
oct | 21356221577405 |
9 | 4221856667680 |
10 | 1200213131013 |
11 | 42300a028626 |
12 | 174738b48199 |
13 | 892447bba30 |
14 | 4213a967ca1 |
15 | 2134878a743 |
hex | 1177246ff05 |
1200213131013 has 24 divisors (see below), whose sum is σ = 1867088391168. Its totient is φ = 738557017632.
The previous prime is 1200213131011. The next prime is 1200213131023. The reversal of 1200213131013 is 3101313120021.
It is not a de Polignac number, because 1200213131013 - 21 = 1200213131011 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1200213131011) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2295756 + ... + 2769642.
It is an arithmetic number, because the mean of its divisors is an integer number (77795349632).
Almost surely, 21200213131013 is an apocalyptic number.
1200213131013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1200213131013 is a deficient number, since it is larger than the sum of its proper divisors (666875260155).
1200213131013 is a wasteful number, since it uses less digits than its factorization.
1200213131013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 495553 (or 495550 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 1200213131013 its reverse (3101313120021), we get a palindrome (4301526251034).
The spelling of 1200213131013 in words is "one trillion, two hundred billion, two hundred thirteen million, one hundred thirty-one thousand, thirteen".
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