Base | Representation |
---|---|
bin | 11000000000100001… |
… | …01001111101011111 |
3 | 1020021021102122210122 |
4 | 30000100221331133 |
5 | 202344123034223 |
6 | 5530553425155 |
7 | 634256654000 |
oct | 140020517537 |
9 | 36237378718 |
10 | 12889268063 |
11 | 5514723961 |
12 | 25b870b1bb |
13 | 12a5471449 |
14 | 8a3b831a7 |
15 | 50687c5c8 |
hex | 300429f5f |
12889268063 has 16 divisors (see below), whose sum is σ = 15915412800. Its totient is φ = 10398060288.
The previous prime is 12889268059. The next prime is 12889268099. The reversal of 12889268063 is 36086298821.
It is not a de Polignac number, because 12889268063 - 22 = 12889268059 is a prime.
It is a super-2 number, since 2×128892680632 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12889267996 and 12889268014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12889268663) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1099406 + ... + 1111067.
It is an arithmetic number, because the mean of its divisors is an integer number (994713300).
Almost surely, 212889268063 is an apocalyptic number.
12889268063 is a deficient number, since it is larger than the sum of its proper divisors (3026144737).
12889268063 is an equidigital number, since it uses as much as digits as its factorization.
12889268063 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2210511 (or 2210497 counting only the distinct ones).
The product of its (nonzero) digits is 1990656, while the sum is 53.
The spelling of 12889268063 in words is "twelve billion, eight hundred eighty-nine million, two hundred sixty-eight thousand, sixty-three".
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