Base | Representation |
---|---|
bin | 1100010110100000111… |
… | …0011001001100111100 |
3 | 202021201201111120102020 |
4 | 3011220032121030330 |
5 | 11434042203014322 |
6 | 241252333200140 |
7 | 21221364151365 |
oct | 3055016311474 |
9 | 667651446366 |
10 | 212202001212 |
11 | 81aa3552323 |
12 | 35162030050 |
13 | 1701a28bb36 |
14 | a3b0882b6c |
15 | 57be7e705c |
hex | 316839933c |
212202001212 has 96 divisors (see below), whose sum is σ = 511168100352. Its totient is φ = 68478276096.
The previous prime is 212202001181. The next prime is 212202001289. The reversal of 212202001212 is 212100202212.
212202001212 is digitally balanced in base 3, 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 = 212202001191 and 212202001200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71858328 + ... + 71861280.
It is an arithmetic number, because the mean of its divisors is an integer number (5324667712).
Almost surely, 2212202001212 is an apocalyptic number.
It is an amenable number.
212202001212 is an abundant number, since it is smaller than the sum of its proper divisors (298966099140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212202001212 is a wasteful number, since it uses less digits than its factorization.
212202001212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4347 (or 4345 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 212202001212 its reverse (212100202212), we get a palindrome (424302203424).
The spelling of 212202001212 in words is "two hundred twelve billion, two hundred two million, one thousand, two hundred twelve".
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