Base | Representation |
---|---|
bin | 110001100001111101101… |
… | …0011010100100010000001 |
3 | 220002210012111112002120001 |
4 | 1203003323103110202001 |
5 | 1343013121222433123 |
6 | 22251144033320001 |
7 | 1301551550120644 |
oct | 143037323244201 |
9 | 26083174462501 |
10 | 6807444342913 |
11 | 2195025953165 |
12 | 91b3b3406001 |
13 | 3a4c296ab1b6 |
14 | 1976a6ad9a5b |
15 | bc125ab60ad |
hex | 630fb4d4881 |
6807444342913 has 4 divisors (see below), whose sum is σ = 6807455562708. Its totient is φ = 6807433123120.
The previous prime is 6807444342911. The next prime is 6807444342943. The reversal of 6807444342913 is 3192434447086.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 6539210467344 + 268233875569 = 2557188^2 + 517913^2 .
It is a cyclic number.
It is not a de Polignac number, because 6807444342913 - 21 = 6807444342911 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6807444342911) 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 3 ways as a sum of consecutive naturals, for example, 4644406 + ... + 5931727.
It is an arithmetic number, because the mean of its divisors is an integer number (1701863890677).
Almost surely, 26807444342913 is an apocalyptic number.
It is an amenable number.
6807444342913 is a deficient number, since it is larger than the sum of its proper divisors (11219795).
6807444342913 is a wasteful number, since it uses less digits than its factorization.
6807444342913 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11219794.
The product of its (nonzero) digits is 13934592, while the sum is 55.
Adding to 6807444342913 its reverse (3192434447086), we get a palindrome (9999878789999).
The spelling of 6807444342913 in words is "six trillion, eight hundred seven billion, four hundred forty-four million, three hundred forty-two thousand, nine hundred thirteen".
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