Base | Representation |
---|---|
bin | 10111100001010101… |
… | …01011000010011101 |
3 | 1012121001011020002011 |
4 | 23300222223002131 |
5 | 201330134342030 |
6 | 5445010231221 |
7 | 624632164120 |
oct | 136052530235 |
9 | 35531136064 |
10 | 12627652765 |
11 | 539aa87472 |
12 | 2544b85511 |
13 | 12631c2bb0 |
14 | 87b1223b7 |
15 | 4dd901b2a |
hex | 2f0aab09d |
12627652765 has 32 divisors (see below), whose sum is σ = 18834794496. Its totient is φ = 7913721600.
The previous prime is 12627652759. The next prime is 12627652777. The reversal of 12627652765 is 56725672621.
12627652765 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12627652765 - 25 = 12627652733 is a prime.
It is a super-2 number, since 2×126276527652 (a number of 21 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 91437 + ... + 183346.
It is an arithmetic number, because the mean of its divisors is an integer number (588587328).
Almost surely, 212627652765 is an apocalyptic number.
It is an amenable number.
12627652765 is a deficient number, since it is larger than the sum of its proper divisors (6207141731).
12627652765 is a wasteful number, since it uses less digits than its factorization.
12627652765 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 274909.
The product of its digits is 2116800, while the sum is 49.
The spelling of 12627652765 in words is "twelve billion, six hundred twenty-seven million, six hundred fifty-two thousand, seven hundred sixty-five".
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