Base | Representation |
---|---|
bin | 11000011101100111… |
… | …01001001110001101 |
3 | 1020220021122211122001 |
4 | 30032303221032031 |
5 | 203344112233401 |
6 | 10011112352301 |
7 | 643312246615 |
oct | 141663511615 |
9 | 36807584561 |
10 | 13133321101 |
11 | 562a46558a |
12 | 26663a5691 |
13 | 1313bb1024 |
14 | 8c8351a45 |
15 | 51ced9601 |
hex | 30ece938d |
13133321101 has 4 divisors (see below), whose sum is σ = 13135251100. Its totient is φ = 13131391104.
The previous prime is 13133321059. The next prime is 13133321161. The reversal of 13133321101 is 10112333131.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10112333131 = 167 ⋅60552893.
It can be written as a sum of positive squares in 2 ways, for example, as 10434622500 + 2698698601 = 102150^2 + 51949^2 .
It is a cyclic number.
It is not a de Polignac number, because 13133321101 - 219 = 13132796813 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 (13133321161) 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, 954756 + ... + 968413.
It is an arithmetic number, because the mean of its divisors is an integer number (3283812775).
Almost surely, 213133321101 is an apocalyptic number.
It is an amenable number.
13133321101 is a deficient number, since it is larger than the sum of its proper divisors (1929999).
13133321101 is an equidigital number, since it uses as much as digits as its factorization.
13133321101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1929998.
The product of its (nonzero) digits is 162, while the sum is 19.
Adding to 13133321101 its reverse (10112333131), we get a palindrome (23245654232).
The spelling of 13133321101 in words is "thirteen billion, one hundred thirty-three million, three hundred twenty-one thousand, one hundred one".
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