Base | Representation |
---|---|
bin | 101111111111111010011001… |
… | …001010010010101000100011 |
3 | 1000200102222112202020110210222 |
4 | 233333322121022102220203 |
5 | 210132131213311211321 |
6 | 2024550033152313255 |
7 | 62315326023320252 |
oct | 5777723112225043 |
9 | 1020388482213728 |
10 | 211100212210211 |
11 | 6129910846aaa5 |
12 | 1b814775b4282b |
13 | 90a388416352c |
14 | 3a1b43a49a799 |
15 | 19613034003ab |
hex | bffe99292a23 |
211100212210211 has 8 divisors (see below), whose sum is σ = 218545017132864. Its totient is φ = 203778461914560.
The previous prime is 211100212210207. The next prime is 211100212210219. The reversal of 211100212210211 is 112012212001112.
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 211100212210211 - 22 = 211100212210207 is a prime.
It is a super-2 number, since 2×2111002122102112 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 211100212210211.
It is not an unprimeable number, because it can be changed into a prime (211100212210219) 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, 30763653260 + ... + 30763660121.
It is an arithmetic number, because the mean of its divisors is an integer number (27318127141608).
Almost surely, 2211100212210211 is an apocalyptic number.
211100212210211 is a deficient number, since it is larger than the sum of its proper divisors (7444804922653).
211100212210211 is an equidigital number, since it uses as much as digits as its factorization.
211100212210211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61527313501.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 211100212210211 its reverse (112012212001112), we get a palindrome (323112424211323).
The spelling of 211100212210211 in words is "two hundred eleven trillion, one hundred billion, two hundred twelve million, two hundred ten thousand, two hundred eleven".
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