Base | Representation |
---|---|
bin | 1100010101110011110… |
… | …1110010110010110011 |
3 | 202021020120001101221212 |
4 | 3011130331302302303 |
5 | 11433200323201321 |
6 | 241221504310335 |
7 | 21213611421533 |
oct | 3053475626263 |
9 | 667216041855 |
10 | 212013100211 |
11 | 81a069601a0 |
12 | 3510a9123ab |
13 | 16cba0bc6b3 |
14 | a39374d4c3 |
15 | 57ace3155b |
hex | 315cf72cb3 |
212013100211 has 8 divisors (see below), whose sum is σ = 239262433200. Its totient is φ = 186093003040.
The previous prime is 212013100141. The next prime is 212013100231. The reversal of 212013100211 is 112001310212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 212013100211 - 218 = 212012838067 is a prime.
It is a super-2 number, since 2×2120131002112 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212013100231) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332308616 + ... + 332309253.
It is an arithmetic number, because the mean of its divisors is an integer number (29907804150).
Almost surely, 2212013100211 is an apocalyptic number.
212013100211 is a deficient number, since it is larger than the sum of its proper divisors (27249332989).
212013100211 is a wasteful number, since it uses less digits than its factorization.
212013100211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 664617909.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 212013100211 its reverse (112001310212), we get a palindrome (324014410423).
The spelling of 212013100211 in words is "two hundred twelve billion, thirteen million, one hundred thousand, two hundred eleven".
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