Base | Representation |
---|---|
bin | 10110101111111001… |
… | …11100001110000010 |
3 | 1011112010221020221222 |
4 | 23113330330032002 |
5 | 200003012330310 |
6 | 5335515115042 |
7 | 611435612012 |
oct | 132774741602 |
9 | 34463836858 |
10 | 12213011330 |
11 | 51a7a211a3 |
12 | 244a142a82 |
13 | 11c8326230 |
14 | 83c029c42 |
15 | 4b72ea055 |
hex | 2d7f3c382 |
12213011330 has 32 divisors (see below), whose sum is σ = 24920481600. Its totient is φ = 4272080832.
The previous prime is 12213011323. The next prime is 12213011353. The reversal of 12213011330 is 3311031221.
It is a junction number, because it is equal to n+sod(n) for n = 12213011299 and 12213011308.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2469800 + ... + 2474739.
It is an arithmetic number, because the mean of its divisors is an integer number (778765050).
Almost surely, 212213011330 is an apocalyptic number.
12213011330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12213011330 is an abundant number, since it is smaller than the sum of its proper divisors (12707470270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12213011330 is a wasteful number, since it uses less digits than its factorization.
12213011330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4944578.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 12213011330 its reverse (3311031221), we get a palindrome (15524042551).
The spelling of 12213011330 in words is "twelve billion, two hundred thirteen million, eleven thousand, three hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •