Base | Representation |
---|---|
bin | 11000100111010010… |
… | …00111010111000001 |
3 | 1021002221022110111111 |
4 | 30103221013113001 |
5 | 204030344301131 |
6 | 10023131243321 |
7 | 645315642445 |
oct | 142351072701 |
9 | 37087273444 |
10 | 13214447041 |
11 | 5671235714 |
12 | 26895a9541 |
13 | 1327946a43 |
14 | 8d502c825 |
15 | 5251b1ab1 |
hex | 313a475c1 |
13214447041 has 2 divisors, whose sum is σ = 13214447042. Its totient is φ = 13214447040.
The previous prime is 13214447039. The next prime is 13214447069. The reversal of 13214447041 is 14074441231.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10941160000 + 2273287041 = 104600^2 + 47679^2 .
It is an emirp because it is prime and its reverse (14074441231) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13214447041 - 21 = 13214447039 is a prime.
It is a super-2 number, since 2×132144470412 (a number of 21 digits) contains 22 as substring.
Together with 13214447039, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 13214446994 and 13214447012.
It is not a weakly prime, because it can be changed into another prime (13214447011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6607223520 + 6607223521.
It is an arithmetic number, because the mean of its divisors is an integer number (6607223521).
Almost surely, 213214447041 is an apocalyptic number.
It is an amenable number.
13214447041 is a deficient number, since it is larger than the sum of its proper divisors (1).
13214447041 is an equidigital number, since it uses as much as digits as its factorization.
13214447041 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 10752, while the sum is 31.
Adding to 13214447041 its reverse (14074441231), we get a palindrome (27288888272).
The spelling of 13214447041 in words is "thirteen billion, two hundred fourteen million, four hundred forty-seven thousand, forty-one".
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