Base | Representation |
---|---|
bin | 11000110101001100… |
… | …01100100000101111 |
3 | 1021102001212011202112 |
4 | 30122212030200233 |
5 | 204300231402343 |
6 | 10042500114235 |
7 | 651233445356 |
oct | 143246144057 |
9 | 37361764675 |
10 | 13331122223 |
11 | 5721086491 |
12 | 270069597b |
13 | 1345b78503 |
14 | 90672099d |
15 | 53055c218 |
hex | 31a98c82f |
13331122223 has 4 divisors (see below), whose sum is σ = 13331716008. Its totient is φ = 13330528440.
The previous prime is 13331122183. The next prime is 13331122283. The reversal of 13331122223 is 32222113331.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32222113331 = 13687 ⋅2354213.
It is a cyclic number.
It is not a de Polignac number, because 13331122223 - 212 = 13331118127 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 (13331122283) 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, 261836 + ... + 308577.
It is an arithmetic number, because the mean of its divisors is an integer number (3332929002).
Almost surely, 213331122223 is an apocalyptic number.
13331122223 is a deficient number, since it is larger than the sum of its proper divisors (593785).
13331122223 is an equidigital number, since it uses as much as digits as its factorization.
13331122223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 593784.
The product of its digits is 1296, while the sum is 23.
Adding to 13331122223 its reverse (32222113331), we get a palindrome (45553235554).
The spelling of 13331122223 in words is "thirteen billion, three hundred thirty-one million, one hundred twenty-two thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •