Base | Representation |
---|---|
bin | 10110101101011010… |
… | …11010110101101011 |
3 | 1011110200201011111002 |
4 | 23112231122311223 |
5 | 144432143241402 |
6 | 5333452225215 |
7 | 611063460134 |
oct | 132655326553 |
9 | 34420634432 |
10 | 12192165227 |
11 | 5197183210 |
12 | 244316b20b |
13 | 11c3c07968 |
14 | 839360c8b |
15 | 4b557d602 |
hex | 2d6b5ad6b |
12192165227 has 16 divisors (see below), whose sum is σ = 13594189824. Its totient is φ = 10841544000.
The previous prime is 12192165211. The next prime is 12192165229. The reversal of 12192165227 is 72256129121.
It is a cyclic number.
It is not a de Polignac number, because 12192165227 - 24 = 12192165211 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12192165229) 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, 37727 + ... + 160647.
It is an arithmetic number, because the mean of its divisors is an integer number (849636864).
Almost surely, 212192165227 is an apocalyptic number.
12192165227 is a deficient number, since it is larger than the sum of its proper divisors (1402024597).
12192165227 is a wasteful number, since it uses less digits than its factorization.
12192165227 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 123130.
The product of its digits is 30240, while the sum is 38.
The spelling of 12192165227 in words is "twelve billion, one hundred ninety-two million, one hundred sixty-five thousand, two hundred twenty-seven".
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