Base | Representation |
---|---|
bin | 10110111111111001… |
… | …00000100010001111 |
3 | 1011212111021110112010 |
4 | 23133330200202033 |
5 | 200241330200123 |
6 | 5401105312303 |
7 | 614654515521 |
oct | 133774404217 |
9 | 34774243463 |
10 | 12347115663 |
11 | 5266696823 |
12 | 2487035693 |
13 | 121a04abcc |
14 | 851b77a11 |
15 | 4c3e89993 |
hex | 2dff2088f |
12347115663 has 8 divisors (see below), whose sum is σ = 16464809088. Its totient is φ = 8230416344.
The previous prime is 12347115653. The next prime is 12347115701. The reversal of 12347115663 is 36651174321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12347115663 - 25 = 12347115631 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12347115653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219045 + ... + 269582.
It is an arithmetic number, because the mean of its divisors is an integer number (2058101136).
Almost surely, 212347115663 is an apocalyptic number.
12347115663 is a deficient number, since it is larger than the sum of its proper divisors (4117693425).
12347115663 is an equidigital number, since it uses as much as digits as its factorization.
12347115663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 497053.
The product of its digits is 90720, while the sum is 39.
Adding to 12347115663 its reverse (36651174321), we get a palindrome (48998289984).
The spelling of 12347115663 in words is "twelve billion, three hundred forty-seven million, one hundred fifteen thousand, six hundred sixty-three".
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