Base | Representation |
---|---|
bin | 10111011110000111… |
… | …01000111010001011 |
3 | 1012112011022222221022 |
4 | 23233003220322023 |
5 | 201301231040321 |
6 | 5442203303055 |
7 | 624153462062 |
oct | 135703507213 |
9 | 35464288838 |
10 | 12600643211 |
11 | 5386809822 |
12 | 2537b1aa8b |
13 | 125a727100 |
14 | 8776d11d9 |
15 | 4db368dab |
hex | 2ef0e8e8b |
12600643211 has 12 divisors (see below), whose sum is σ = 13679630640. Its totient is φ = 11601401760.
The previous prime is 12600643207. The next prime is 12600643217. The reversal of 12600643211 is 11234600621.
It is not a de Polignac number, because 12600643211 - 22 = 12600643207 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12600643217) 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 11 ways as a sum of consecutive naturals, for example, 30095 + ... + 161576.
It is an arithmetic number, because the mean of its divisors is an integer number (1139969220).
Almost surely, 212600643211 is an apocalyptic number.
12600643211 is a deficient number, since it is larger than the sum of its proper divisors (1078987429).
12600643211 is a wasteful number, since it uses less digits than its factorization.
12600643211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 192086 (or 192073 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 26.
The spelling of 12600643211 in words is "twelve billion, six hundred million, six hundred forty-three thousand, two hundred eleven".
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