Base | Representation |
---|---|
bin | 10111011100011110101110… |
… | …110001101010110110001101 |
3 | 111112002102122100111200122120 |
4 | 113130132232301222312031 |
5 | 102003342302301144323 |
6 | 1003145032445403153 |
7 | 30501416511603045 |
oct | 2734365661526615 |
9 | 445072570450576 |
10 | 103112212131213 |
11 | 2a94470968897a |
12 | b693a072694b9 |
13 | 456c59456100c |
14 | 1b6692ca06725 |
15 | bdc2ba4225e3 |
hex | 5dc7aec6ad8d |
103112212131213 has 16 divisors (see below), whose sum is σ = 138406370265600. Its totient is φ = 68279769152064.
The previous prime is 103112212131133. The next prime is 103112212131277. The reversal of 103112212131213 is 312131212211301.
It is not a de Polignac number, because 103112212131213 - 228 = 103111943695757 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 (103112212131283) 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, 107882820 + ... + 108834402.
It is an arithmetic number, because the mean of its divisors is an integer number (8650398141600).
Almost surely, 2103112212131213 is an apocalyptic number.
It is an amenable number.
103112212131213 is a deficient number, since it is larger than the sum of its proper divisors (35294158134387).
103112212131213 is a wasteful number, since it uses less digits than its factorization.
103112212131213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1194148.
The product of its (nonzero) digits is 432, while the sum is 24.
Adding to 103112212131213 its reverse (312131212211301), we get a palindrome (415243424342514).
The spelling of 103112212131213 in words is "one hundred three trillion, one hundred twelve billion, two hundred twelve million, one hundred thirty-one thousand, two hundred thirteen".
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