Base | Representation |
---|---|
bin | 10111001011001110… |
… | …10100011001111110 |
3 | 1012010010020110222112 |
4 | 23211213110121332 |
5 | 200440202134004 |
6 | 5414344014022 |
7 | 620221106165 |
oct | 134547243176 |
9 | 35103213875 |
10 | 12442224254 |
11 | 5305347269 |
12 | 24b2a61312 |
13 | 123396b195 |
14 | 8606543dc |
15 | 4cc4c4e6e |
hex | 2e59d467e |
12442224254 has 8 divisors (see below), whose sum is σ = 18668355168. Its totient is φ = 6219439200.
The previous prime is 12442224181. The next prime is 12442224259. The reversal of 12442224254 is 45242224421.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 12442224254.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12442224259) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827147 + ... + 842054.
It is an arithmetic number, because the mean of its divisors is an integer number (2333544396).
Almost surely, 212442224254 is an apocalyptic number.
12442224254 is a deficient number, since it is larger than the sum of its proper divisors (6226130914).
12442224254 is a wasteful number, since it uses less digits than its factorization.
12442224254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1672930.
The product of its digits is 40960, while the sum is 32.
Adding to 12442224254 its reverse (45242224421), we get a palindrome (57684448675).
The spelling of 12442224254 in words is "twelve billion, four hundred forty-two million, two hundred twenty-four thousand, two hundred fifty-four".
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