Base | Representation |
---|---|
bin | 10111101001010111… |
… | …10100000100100011 |
3 | 1012202201222220110222 |
4 | 23310223310010203 |
5 | 201444413421041 |
6 | 5455415113255 |
7 | 626411143661 |
oct | 136453640443 |
9 | 35681886428 |
10 | 12695060771 |
11 | 5425038068 |
12 | 256367282b |
13 | 12741649a3 |
14 | 88606bc31 |
15 | 4e47b974b |
hex | 2f4af4123 |
12695060771 has 4 divisors (see below), whose sum is σ = 12820754544. Its totient is φ = 12569367000.
The previous prime is 12695060747. The next prime is 12695060779. The reversal of 12695060771 is 17706059621.
12695060771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12695060771 - 210 = 12695059747 is a prime.
It is a super-2 number, since 2×126950607712 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12695060779) 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 3 ways as a sum of consecutive naturals, for example, 62846735 + ... + 62846936.
It is an arithmetic number, because the mean of its divisors is an integer number (3205188636).
Almost surely, 212695060771 is an apocalyptic number.
12695060771 is a deficient number, since it is larger than the sum of its proper divisors (125693773).
12695060771 is a wasteful number, since it uses less digits than its factorization.
12695060771 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 125693772.
The product of its (nonzero) digits is 158760, while the sum is 44.
The spelling of 12695060771 in words is "twelve billion, six hundred ninety-five million, sixty thousand, seven hundred seventy-one".
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