Base | Representation |
---|---|
bin | 11000011100010100… |
… | …11010011100010111 |
3 | 1020212112022201020112 |
4 | 30032022122130113 |
5 | 203333330401123 |
6 | 10010044553235 |
7 | 643121342261 |
oct | 141612323427 |
9 | 36775281215 |
10 | 13122512663 |
11 | 5624352a97 |
12 | 266285281b |
13 | 13118984c0 |
14 | 8c6b3ab31 |
15 | 51c0a1d78 |
hex | 30e29a717 |
13122512663 has 8 divisors (see below), whose sum is σ = 14176521408. Its totient is φ = 12074873184.
The previous prime is 13122512651. The next prime is 13122512693. The reversal of 13122512663 is 36621522131.
It is a happy number.
13122512663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 13122512663 - 222 = 13118318359 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13122512693) 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 7 ways as a sum of consecutive naturals, for example, 1588031 + ... + 1596272.
It is an arithmetic number, because the mean of its divisors is an integer number (1772065176).
Almost surely, 213122512663 is an apocalyptic number.
13122512663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
13122512663 is a deficient number, since it is larger than the sum of its proper divisors (1054008745).
13122512663 is a wasteful number, since it uses less digits than its factorization.
13122512663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3184633.
The product of its digits is 12960, while the sum is 32.
The spelling of 13122512663 in words is "thirteen billion, one hundred twenty-two million, five hundred twelve thousand, six hundred sixty-three".
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