Base | Representation |
---|---|
bin | 11000100110011000… |
… | …01100111000110111 |
3 | 1021002102001101100011 |
4 | 30103030030320313 |
5 | 204021424230021 |
6 | 10022301001051 |
7 | 645164343625 |
oct | 142314147067 |
9 | 37072041304 |
10 | 13206867511 |
11 | 5667a29042 |
12 | 2686b53187 |
13 | 13261c1b06 |
14 | 8d4018515 |
15 | 5246b5de1 |
hex | 31330ce37 |
13206867511 has 4 divisors (see below), whose sum is σ = 13213966024. Its totient is φ = 13199769000.
The previous prime is 13206867493. The next prime is 13206867521. The reversal of 13206867511 is 11576860231.
It is a happy number.
13206867511 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.
It is a cyclic number.
It is not a de Polignac number, because 13206867511 - 223 = 13198478903 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 (13206867521) 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, 3546465 + ... + 3550186.
It is an arithmetic number, because the mean of its divisors is an integer number (3303491506).
Almost surely, 213206867511 is an apocalyptic number.
13206867511 is a deficient number, since it is larger than the sum of its proper divisors (7098513).
13206867511 is an equidigital number, since it uses as much as digits as its factorization.
13206867511 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7098512.
The product of its (nonzero) digits is 60480, while the sum is 40.
The spelling of 13206867511 in words is "thirteen billion, two hundred six million, eight hundred sixty-seven thousand, five hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •