Base | Representation |
---|---|
bin | 1000010110110101… |
… | …0000101001111111 |
3 | 12210100001010010201 |
4 | 2011231100221333 |
5 | 14043232000211 |
6 | 1010332144331 |
7 | 106406115034 |
oct | 20555205177 |
9 | 5710033121 |
10 | 2243234431 |
11 | a5127a259 |
12 | 5273080a7 |
13 | 29998b469 |
14 | 173cd338b |
15 | d1e0c0c1 |
hex | 85b50a7f |
2243234431 has 12 divisors (see below), whose sum is σ = 2321181192. Its totient is φ = 2167830000.
The previous prime is 2243234423. The next prime is 2243234479. The reversal of 2243234431 is 1344323422.
It is not a de Polignac number, because 2243234431 - 23 = 2243234423 is a prime.
It is a super-2 number, since 2×22432344312 = 10064201424847787522, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2243234431.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2243234491) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1008901 + ... + 1011121.
It is an arithmetic number, because the mean of its divisors is an integer number (193431766).
Almost surely, 22243234431 is an apocalyptic number.
2243234431 is a deficient number, since it is larger than the sum of its proper divisors (77946761).
2243234431 is a wasteful number, since it uses less digits than its factorization.
2243234431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3334 (or 3303 counting only the distinct ones).
The product of its digits is 13824, while the sum is 28.
The square root of 2243234431 is about 47362.7958528632. The cubic root of 2243234431 is about 1309.0559853871.
Adding to 2243234431 its reverse (1344323422), we get a palindrome (3587557853).
The spelling of 2243234431 in words is "two billion, two hundred forty-three million, two hundred thirty-four thousand, four hundred thirty-one".
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