Base | Representation |
---|---|
bin | 1100010101110000110… |
… | …0001100111101110100 |
3 | 202021012122120221022102 |
4 | 3011130030030331310 |
5 | 11433134011201322 |
6 | 241220321521232 |
7 | 21213363055625 |
oct | 3053414147564 |
9 | 667178527272 |
10 | 212000100212 |
11 | 819aa59109a |
12 | 351064a3218 |
13 | 16cb74ba4a4 |
14 | a391b27a4c |
15 | 57abc14792 |
hex | 315c30cf74 |
212000100212 has 12 divisors (see below), whose sum is σ = 372552479040. Its totient is φ = 105556534776.
The previous prime is 212000100211. The next prime is 212000100229. The reversal of 212000100212 is 212001000212.
It is a happy number.
212000100212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 212000100193 and 212000100202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212000100211) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 110877758 + ... + 110879669.
It is an arithmetic number, because the mean of its divisors is an integer number (31046039920).
Almost surely, 2212000100212 is an apocalyptic number.
It is an amenable number.
212000100212 is a deficient number, since it is larger than the sum of its proper divisors (160552378828).
212000100212 is a wasteful number, since it uses less digits than its factorization.
212000100212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 221757670 (or 221757668 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 212000100212 its reverse (212001000212), we get a palindrome (424001100424).
The spelling of 212000100212 in words is "two hundred twelve billion, one hundred thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •