Base | Representation |
---|---|
bin | 10110101110010111… |
… | …01111000001010100 |
3 | 1011111020122220200212 |
4 | 23113023233001110 |
5 | 144441212042322 |
6 | 5334334424552 |
7 | 611221146161 |
oct | 132713570124 |
9 | 34436586625 |
10 | 12200112212 |
11 | 51a0710972 |
12 | 2445962158 |
13 | 11c575ac12 |
14 | 83a42d068 |
15 | 4b60ed0e2 |
hex | 2d72ef054 |
12200112212 has 12 divisors (see below), whose sum is σ = 21370326516. Its totient is φ = 6094304640.
The previous prime is 12200112187. The next prime is 12200112251. The reversal of 12200112212 is 21221100221.
It can be written as a sum of positive squares in 2 ways, for example, as 3430913476 + 8769198736 = 58574^2 + 93644^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1433093 + ... + 1441580.
It is an arithmetic number, because the mean of its divisors is an integer number (1780860543).
Almost surely, 212200112212 is an apocalyptic number.
It is an amenable number.
12200112212 is a deficient number, since it is larger than the sum of its proper divisors (9170214304).
12200112212 is a wasteful number, since it uses less digits than its factorization.
12200112212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2875738 (or 2875736 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 12200112212 its reverse (21221100221), we get a palindrome (33421212433).
The spelling of 12200112212 in words is "twelve billion, two hundred million, one hundred twelve thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •