Base | Representation |
---|---|
bin | 1100000010110110111110… |
… | …0001100001111010110111 |
3 | 1201220001011020010210011011 |
4 | 3000231233201201322313 |
5 | 3213434141314443411 |
6 | 44055511212253051 |
7 | 2534536132104121 |
oct | 300555741417267 |
9 | 51801136123134 |
10 | 13243255234231 |
11 | 4246484368660 |
12 | 159a76b471187 |
13 | 750aab597339 |
14 | 33ad96b5a211 |
15 | 17e74a2a1c21 |
hex | c0b6f861eb7 |
13243255234231 has 8 divisors (see below), whose sum is σ = 14471799439104. Its totient is φ = 12018813014520.
The previous prime is 13243255234213. The next prime is 13243255234259.
13243255234231 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13243255234231 - 235 = 13208895495863 is a prime.
It is a super-2 number, since 2×132432552342312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13243255234271) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1025489535 + ... + 1025502448.
It is an arithmetic number, because the mean of its divisors is an integer number (1808974929888).
Almost surely, 213243255234231 is an apocalyptic number.
13243255234231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
13243255234231 is a deficient number, since it is larger than the sum of its proper divisors (1228544204873).
13243255234231 is a wasteful number, since it uses less digits than its factorization.
13243255234231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2050992581.
The product of its digits is 518400, while the sum is 40.
It can be divided in two parts, 1324325 and 5234231, that added together give a palindrome (6558556).
The spelling of 13243255234231 in words is "thirteen trillion, two hundred forty-three billion, two hundred fifty-five million, two hundred thirty-four thousand, two hundred thirty-one".
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