Base | Representation |
---|---|
bin | 10110100111100110… |
… | …01011011011110000 |
3 | 1011100021211202110012 |
4 | 23103303023123300 |
5 | 144332143441334 |
6 | 5324545554052 |
7 | 606631500236 |
oct | 132363133360 |
9 | 34307752405 |
10 | 12143343344 |
11 | 5171667650 |
12 | 242a945928 |
13 | 11b6a72882 |
14 | 832a92956 |
15 | 4b11379ce |
hex | 2d3ccb6f0 |
12143343344 has 20 divisors (see below), whose sum is σ = 25666612440. Its totient is φ = 5519701440.
The previous prime is 12143343341. The next prime is 12143343347. The reversal of 12143343344 is 44334334121.
It is an interprime number because it is at equal distance from previous prime (12143343341) and next prime (12143343347).
It is a self number, because there is not a number n which added to its sum of digits gives 12143343344.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12143343341) 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 3 ways as a sum of consecutive naturals, for example, 34497959 + ... + 34498310.
It is an arithmetic number, because the mean of its divisors is an integer number (1283330622).
Almost surely, 212143343344 is an apocalyptic number.
It is an amenable number.
12143343344 is an abundant number, since it is smaller than the sum of its proper divisors (13523269096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12143343344 is a wasteful number, since it uses less digits than its factorization.
12143343344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68996288 (or 68996282 counting only the distinct ones).
The product of its digits is 41472, while the sum is 32.
Adding to 12143343344 its reverse (44334334121), we get a palindrome (56477677465).
The spelling of 12143343344 in words is "twelve billion, one hundred forty-three million, three hundred forty-three thousand, three hundred forty-four".
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