Base | Representation |
---|---|
bin | 101010011100111… |
… | …0110101001110101 |
3 | 10200021100200002101 |
4 | 1110321312221311 |
5 | 10404124432323 |
6 | 353202542101 |
7 | 50204433622 |
oct | 12471665165 |
9 | 3607320071 |
10 | 1424452213 |
11 | 671080038 |
12 | 339067931 |
13 | 199160542 |
14 | d7279349 |
15 | 850c4dad |
hex | 54e76a75 |
1424452213 has 4 divisors (see below), whose sum is σ = 1424898220. Its totient is φ = 1424006208.
The previous prime is 1424452181. The next prime is 1424452229. The reversal of 1424452213 is 3122544241.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1181778129 + 242674084 = 34377^2 + 15578^2 .
It is a cyclic number.
It is not a de Polignac number, because 1424452213 - 25 = 1424452181 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1424452243) 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, 218178 + ... + 224611.
It is an arithmetic number, because the mean of its divisors is an integer number (356224555).
Almost surely, 21424452213 is an apocalyptic number.
It is an amenable number.
1424452213 is a deficient number, since it is larger than the sum of its proper divisors (446007).
1424452213 is an equidigital number, since it uses as much as digits as its factorization.
1424452213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 446006.
The product of its digits is 7680, while the sum is 28.
The square root of 1424452213 is about 37741.9158628706. The cubic root of 1424452213 is about 1125.1643448466.
Adding to 1424452213 its reverse (3122544241), we get a palindrome (4546996454).
The spelling of 1424452213 in words is "one billion, four hundred twenty-four million, four hundred fifty-two thousand, two hundred thirteen".
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