Base | Representation |
---|---|
bin | 11001000010011100… |
… | …11001011010101111 |
3 | 1021200211002211010011 |
4 | 30201032121122233 |
5 | 210012213333033 |
6 | 10101511354051 |
7 | 654053604253 |
oct | 144116313257 |
9 | 37624084104 |
10 | 13442324143 |
11 | 57789290a6 |
12 | 2731982927 |
13 | 1362c11971 |
14 | 9173ca263 |
15 | 53a1c5ccd |
hex | 3213996af |
13442324143 has 4 divisors (see below), whose sum is σ = 13527944200. Its totient is φ = 13356704088.
The previous prime is 13442324141. The next prime is 13442324197. The reversal of 13442324143 is 34142324431.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13442324143 - 21 = 13442324141 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 (13442324141) 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, 42809793 + ... + 42810106.
It is an arithmetic number, because the mean of its divisors is an integer number (3381986050).
Almost surely, 213442324143 is an apocalyptic number.
13442324143 is a deficient number, since it is larger than the sum of its proper divisors (85620057).
13442324143 is an equidigital number, since it uses as much as digits as its factorization.
13442324143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85620056.
The product of its digits is 27648, while the sum is 31.
Adding to 13442324143 its reverse (34142324431), we get a palindrome (47584648574).
The spelling of 13442324143 in words is "thirteen billion, four hundred forty-two million, three hundred twenty-four thousand, one hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •