Base | Representation |
---|---|
bin | 10111001011010101… |
… | …01010111111101110 |
3 | 1012010011220010200121 |
4 | 23211222222333232 |
5 | 200440413300324 |
6 | 5414414515154 |
7 | 620231426563 |
oct | 134552527756 |
9 | 35104803617 |
10 | 12443103214 |
11 | 5305897683 |
12 | 24b3205aba |
13 | 1233bb8289 |
14 | 86080286a |
15 | 4cc5ea5e4 |
hex | 2e5aaafee |
12443103214 has 4 divisors (see below), whose sum is σ = 18664654824. Its totient is φ = 6221551606.
The previous prime is 12443103203. The next prime is 12443103217. The reversal of 12443103214 is 41230134421.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41230134421 = 7 ⋅5890019203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12443103217) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3110775802 + ... + 3110775805.
It is an arithmetic number, because the mean of its divisors is an integer number (4666163706).
Almost surely, 212443103214 is an apocalyptic number.
12443103214 is a deficient number, since it is larger than the sum of its proper divisors (6221551610).
12443103214 is an equidigital number, since it uses as much as digits as its factorization.
12443103214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6221551609.
The product of its (nonzero) digits is 2304, while the sum is 25.
Adding to 12443103214 its reverse (41230134421), we get a palindrome (53673237635).
The spelling of 12443103214 in words is "twelve billion, four hundred forty-three million, one hundred three thousand, two hundred fourteen".
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