Base | Representation |
---|---|
bin | 11000101011111011… |
… | …00101000001010011 |
3 | 1021012122112202001121 |
4 | 30111331211001103 |
5 | 204120330201333 |
6 | 10031041343111 |
7 | 646300515364 |
oct | 142575450123 |
9 | 37178482047 |
10 | 13253365843 |
11 | 56911a7a13 |
12 | 269a637a97 |
13 | 1332a22413 |
14 | 8da27db6b |
15 | 5287ed32d |
hex | 315f65053 |
13253365843 has 4 divisors (see below), whose sum is σ = 13300531128. Its totient is φ = 13206200560.
The previous prime is 13253365819. The next prime is 13253365883. The reversal of 13253365843 is 34856335231.
13253365843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34856335231 = 119191 ⋅292441.
It is a cyclic number.
It is not a de Polignac number, because 13253365843 - 233 = 4663431251 is a prime.
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 13253365843.
It is not an unprimeable number, because it can be changed into a prime (13253365883) 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 3 ways as a sum of consecutive naturals, for example, 23582221 + ... + 23582782.
It is an arithmetic number, because the mean of its divisors is an integer number (3325132782).
Almost surely, 213253365843 is an apocalyptic number.
13253365843 is a deficient number, since it is larger than the sum of its proper divisors (47165285).
13253365843 is an equidigital number, since it uses as much as digits as its factorization.
13253365843 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47165284.
The product of its digits is 777600, while the sum is 43.
The spelling of 13253365843 in words is "thirteen billion, two hundred fifty-three million, three hundred sixty-five thousand, eight hundred forty-three".
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