Base | Representation |
---|---|
bin | 1100110100010001… |
… | …0000001101001111 |
3 | 22212202210200020201 |
4 | 3031010100031033 |
5 | 24021223203424 |
6 | 1325220354331 |
7 | 151154202451 |
oct | 31504201517 |
9 | 8782720221 |
10 | 3440444239 |
11 | 150604a751 |
12 | 8002459a7 |
13 | 42aa1692b |
14 | 248cd82d1 |
15 | 152095d44 |
hex | cd11034f |
3440444239 has 2 divisors, whose sum is σ = 3440444240. Its totient is φ = 3440444238.
The previous prime is 3440444237. The next prime is 3440444257. The reversal of 3440444239 is 9324440443.
It is a weak prime.
It is an emirp because it is prime and its reverse (9324440443) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3440444239 - 21 = 3440444237 is a prime.
It is a super-4 number, since 4×34404442394 (a number of 39 digits) contains 4444 as substring.
Together with 3440444237, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 3440444198 and 3440444207.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3440444237) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1720222119 + 1720222120.
It is an arithmetic number, because the mean of its divisors is an integer number (1720222120).
Almost surely, 23440444239 is an apocalyptic number.
3440444239 is a deficient number, since it is larger than the sum of its proper divisors (1).
3440444239 is an equidigital number, since it uses as much as digits as its factorization.
3440444239 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 165888, while the sum is 37.
The square root of 3440444239 is about 58655.3001782448. The cubic root of 3440444239 is about 1509.6334415706.
The spelling of 3440444239 in words is "three billion, four hundred forty million, four hundred forty-four thousand, two hundred thirty-nine".
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