Base | Representation |
---|---|
bin | 10110100110000010… |
… | …00011001001100100 |
3 | 1011022101010010012121 |
4 | 23103001003021210 |
5 | 144320312432322 |
6 | 5323400155324 |
7 | 606412006012 |
oct | 132301031144 |
9 | 34271103177 |
10 | 12130202212 |
11 | 5165201507 |
12 | 2426468b44 |
13 | 11b412135b |
14 | 8310318b2 |
15 | 4aedddec7 |
hex | 2d3043264 |
12130202212 has 24 divisors (see below), whose sum is σ = 21448308672. Its totient is φ = 6002172000.
The previous prime is 12130202209. The next prime is 12130202213. The reversal of 12130202212 is 21220203121.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (12130202213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1016593 + ... + 1028455.
It is an arithmetic number, because the mean of its divisors is an integer number (893679528).
Almost surely, 212130202212 is an apocalyptic number.
It is an amenable number.
12130202212 is a deficient number, since it is larger than the sum of its proper divisors (9318106460).
12130202212 is a wasteful number, since it uses less digits than its factorization.
12130202212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14499 (or 14497 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 12130202212 its reverse (21220203121), we get a palindrome (33350405333).
Subtracting 12130202212 from its reverse (21220203121), we obtain a palindrome (9090000909).
The spelling of 12130202212 in words is "twelve billion, one hundred thirty million, two hundred two thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •