Base | Representation |
---|---|
bin | 1000010000010001… |
… | …00111000100110111 |
3 | 102102211112120221001 |
4 | 10020020213010313 |
5 | 33033422122411 |
6 | 2011421104131 |
7 | 214546431436 |
oct | 41010470467 |
9 | 12384476831 |
10 | 4431442231 |
11 | 1974485157 |
12 | a380b8047 |
13 | 558121588 |
14 | 30078111d |
15 | 1ae099dc1 |
hex | 108227137 |
4431442231 has 8 divisors (see below), whose sum is σ = 4446264960. Its totient is φ = 4416638688.
The previous prime is 4431442199. The next prime is 4431442259. The reversal of 4431442231 is 1322441344.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 4431442231 - 25 = 4431442199 is a prime.
It is a super-3 number, since 3×44314422313 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
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 4431442231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4431442031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567405 + ... + 575161.
It is an arithmetic number, because the mean of its divisors is an integer number (555783120).
Almost surely, 24431442231 is an apocalyptic number.
4431442231 is a deficient number, since it is larger than the sum of its proper divisors (14822729).
4431442231 is a wasteful number, since it uses less digits than its factorization.
4431442231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9593.
The product of its digits is 9216, while the sum is 28.
The square root of 4431442231 is about 66569.0786401615. The cubic root of 4431442231 is about 1642.5365060572.
Adding to 4431442231 its reverse (1322441344), we get a palindrome (5753883575).
The spelling of 4431442231 in words is "four billion, four hundred thirty-one million, four hundred forty-two thousand, two hundred thirty-one".
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