Base | Representation |
---|---|
bin | 10110110110110110… |
… | …00010000001001110 |
3 | 1011200012111010102001 |
4 | 23123123002001032 |
5 | 200112413343204 |
6 | 5345355022514 |
7 | 613043512555 |
oct | 133333020116 |
9 | 34605433361 |
10 | 12271231054 |
11 | 5227876575 |
12 | 246573aa3a |
13 | 12073cba84 |
14 | 845a62d9c |
15 | 4bc49a4a4 |
hex | 2db6c204e |
12271231054 has 8 divisors (see below), whose sum is σ = 19375628040. Its totient is φ = 5812688376.
The previous prime is 12271230953. The next prime is 12271231097. The reversal of 12271231054 is 45013217221.
12271231054 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×122712310542 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161463529 + ... + 161463604.
It is an arithmetic number, because the mean of its divisors is an integer number (2421953505).
Almost surely, 212271231054 is an apocalyptic number.
12271231054 is a deficient number, since it is larger than the sum of its proper divisors (7104396986).
12271231054 is a wasteful number, since it uses less digits than its factorization.
12271231054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 322927154.
The product of its (nonzero) digits is 3360, while the sum is 28.
Adding to 12271231054 its reverse (45013217221), we get a palindrome (57284448275).
The spelling of 12271231054 in words is "twelve billion, two hundred seventy-one million, two hundred thirty-one thousand, fifty-four".
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