Base | Representation |
---|---|
bin | 1100010010000010110… |
… | …1100011101110001100 |
3 | 202011122002212220221120 |
4 | 3010200231203232030 |
5 | 11424113031224322 |
6 | 240533313400540 |
7 | 21146555126352 |
oct | 3044055435614 |
9 | 664562786846 |
10 | 211002211212 |
11 | 8153827a341 |
12 | 34a88269150 |
13 | 16b8883c120 |
14 | a2d93a97d2 |
15 | 574e2eda5c |
hex | 3120b63b8c |
211002211212 has 24 divisors (see below), whose sum is σ = 530210684976. Its totient is φ = 64923757248.
The previous prime is 211002211207. The next prime is 211002211219. The reversal of 211002211212 is 212112200112.
It is a junction number, because it is equal to n+sod(n) for n = 211002211191 and 211002211200.
It is not an unprimeable number, because it can be changed into a prime (211002211219) 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, 676288983 + ... + 676289294.
It is an arithmetic number, because the mean of its divisors is an integer number (22092111874).
Almost surely, 2211002211212 is an apocalyptic number.
It is an amenable number.
211002211212 is an abundant number, since it is smaller than the sum of its proper divisors (319208473764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211002211212 is a wasteful number, since it uses less digits than its factorization.
211002211212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1352578297 (or 1352578295 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 211002211212 its reverse (212112200112), we get a palindrome (423114411324).
The spelling of 211002211212 in words is "two hundred eleven billion, two million, two hundred eleven thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •