Base | Representation |
---|---|
bin | 110000000000111110… |
… | …1111100100001100101 |
3 | 100212011001212001121000 |
4 | 1200001331330201211 |
5 | 3142133212343023 |
6 | 115211420543513 |
7 | 10310134334211 |
oct | 1400175744145 |
9 | 325131761530 |
10 | 103112231013 |
11 | 3a803191350 |
12 | 17b980b1b99 |
13 | 995352a95c |
14 | 4dc251d941 |
15 | 2a3759c243 |
hex | 1801f7c865 |
103112231013 has 64 divisors (see below), whose sum is σ = 175766400000. Its totient is φ = 59085236160.
The previous prime is 103112231009. The next prime is 103112231059. The reversal of 103112231013 is 310132211301.
103112231013 is a `hidden beast` number, since 10 + 311 + 22 + 310 + 13 = 666.
It is not a de Polignac number, because 103112231013 - 22 = 103112231009 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 (103112231213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2854338 + ... + 2890236.
It is an arithmetic number, because the mean of its divisors is an integer number (2746350000).
Almost surely, 2103112231013 is an apocalyptic number.
It is an amenable number.
103112231013 is a deficient number, since it is larger than the sum of its proper divisors (72654168987).
103112231013 is a wasteful number, since it uses less digits than its factorization.
103112231013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36447 (or 36441 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 103112231013 its reverse (310132211301), we get a palindrome (413244442314).
The spelling of 103112231013 in words is "one hundred three billion, one hundred twelve million, two hundred thirty-one thousand, thirteen".
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