Base | Representation |
---|---|
bin | 11000101000010100… |
… | …01111111111000001 |
3 | 1021010112122202120011 |
4 | 30110022033333001 |
5 | 204040110224441 |
6 | 10024041344521 |
7 | 645452530342 |
oct | 142412177701 |
9 | 37115582504 |
10 | 13223133121 |
11 | 56761286a0 |
12 | 2690498141 |
13 | 1329698533 |
14 | 8d62500c9 |
15 | 525d2a581 |
hex | 31428ffc1 |
13223133121 has 8 divisors (see below), whose sum is σ = 14433638688. Its totient is φ = 12014028000.
The previous prime is 13223133109. The next prime is 13223133139. The reversal of 13223133121 is 12133132231.
13223133121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 13223133121 - 217 = 13223002049 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13223133092 and 13223133101.
It is not an unprimeable number, because it can be changed into a prime (13223133151) 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 7 ways as a sum of consecutive naturals, for example, 330315 + ... + 368176.
It is an arithmetic number, because the mean of its divisors is an integer number (1804204836).
Almost surely, 213223133121 is an apocalyptic number.
13223133121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
13223133121 is a deficient number, since it is larger than the sum of its proper divisors (1210505567).
13223133121 is a wasteful number, since it uses less digits than its factorization.
13223133121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 700223.
The product of its digits is 648, while the sum is 22.
Adding to 13223133121 its reverse (12133132231), we get a palindrome (25356265352).
The spelling of 13223133121 in words is "thirteen billion, two hundred twenty-three million, one hundred thirty-three thousand, one hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •