Base | Representation |
---|---|
bin | 11000010010100001… |
… | …00010101000111111 |
3 | 1020122210111110210110 |
4 | 30021100202220333 |
5 | 203201244424043 |
6 | 5553545241103 |
7 | 641102103036 |
oct | 141120425077 |
9 | 36583443713 |
10 | 13040233023 |
11 | 5591965094 |
12 | 263b193193 |
13 | 12ca81a61c |
14 | 8b9c3d71d |
15 | 514c4cb33 |
hex | 309422a3f |
13040233023 has 4 divisors (see below), whose sum is σ = 17386977368. Its totient is φ = 8693488680.
The previous prime is 13040233001. The next prime is 13040233043. The reversal of 13040233023 is 32033204031.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 13040233023 - 220 = 13039184447 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13040233043) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2173372168 + ... + 2173372173.
It is an arithmetic number, because the mean of its divisors is an integer number (4346744342).
Almost surely, 213040233023 is an apocalyptic number.
13040233023 is a deficient number, since it is larger than the sum of its proper divisors (4346744345).
13040233023 is an equidigital number, since it uses as much as digits as its factorization.
13040233023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4346744344.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 13040233023 its reverse (32033204031), we get a palindrome (45073437054).
The spelling of 13040233023 in words is "thirteen billion, forty million, two hundred thirty-three thousand, twenty-three".
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