Base | Representation |
---|---|
bin | 11000011110101001… |
… | …10000101000110111 |
3 | 1020220212222212220101 |
4 | 30033110300220313 |
5 | 203403323032411 |
6 | 10012022414531 |
7 | 643446114211 |
oct | 141724605067 |
9 | 36825885811 |
10 | 13142002231 |
11 | 5634354876 |
12 | 2669291447 |
13 | 13159304a7 |
14 | 8c95715b1 |
15 | 51db518c1 |
hex | 30f530a37 |
13142002231 has 2 divisors, whose sum is σ = 13142002232. Its totient is φ = 13142002230.
The previous prime is 13142002189. The next prime is 13142002249. The reversal of 13142002231 is 13220024131.
It is a happy number.
13142002231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13142002231 is a prime.
It is a super-2 number, since 2×131420022312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13142002199 and 13142002208.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13142062231) 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 as a sum of consecutive naturals, namely, 6571001115 + 6571001116.
It is an arithmetic number, because the mean of its divisors is an integer number (6571001116).
Almost surely, 213142002231 is an apocalyptic number.
13142002231 is a deficient number, since it is larger than the sum of its proper divisors (1).
13142002231 is an equidigital number, since it uses as much as digits as its factorization.
13142002231 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 13142002231 its reverse (13220024131), we get a palindrome (26362026362).
The spelling of 13142002231 in words is "thirteen billion, one hundred forty-two million, two thousand, two hundred thirty-one".
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