Base | Representation |
---|---|
bin | 10111100101100100… |
… | …10111111101110011 |
3 | 1012200112002112200210 |
4 | 23302302113331303 |
5 | 201413241214402 |
6 | 5452320515203 |
7 | 625543434621 |
oct | 136262277563 |
9 | 35615075623 |
10 | 12663226227 |
11 | 5409074323 |
12 | 2554a7bb03 |
13 | 126a699992 |
14 | 881b42511 |
15 | 4e1acc06c |
hex | 2f2c97f73 |
12663226227 has 8 divisors (see below), whose sum is σ = 17170476480. Its totient is φ = 8299063400.
The previous prime is 12663226193. The next prime is 12663226273. The reversal of 12663226227 is 72262236621.
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 12663226227 - 219 = 12662701939 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12663226327) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35771649 + ... + 35772002.
It is an arithmetic number, because the mean of its divisors is an integer number (2146309560).
Almost surely, 212663226227 is an apocalyptic number.
12663226227 is a deficient number, since it is larger than the sum of its proper divisors (4507250253).
12663226227 is an equidigital number, since it uses as much as digits as its factorization.
12663226227 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71543713.
The product of its digits is 145152, while the sum is 39.
The spelling of 12663226227 in words is "twelve billion, six hundred sixty-three million, two hundred twenty-six thousand, two hundred twenty-seven".
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