Base | Representation |
---|---|
bin | 111111111101100… |
… | …1001000110100011 |
3 | 12112120110202221002 |
4 | 1333323021012203 |
5 | 13343412211321 |
6 | 552544422215 |
7 | 104120325425 |
oct | 17773110643 |
9 | 5476422832 |
10 | 2146210211 |
11 | a01530552 |
12 | 4ba91796b |
13 | 28284a292 |
14 | 165078815 |
15 | c864420b |
hex | 7fec91a3 |
2146210211 has 4 divisors (see below), whose sum is σ = 2163109632. Its totient is φ = 2129310792.
The previous prime is 2146210193. The next prime is 2146210219. The reversal of 2146210211 is 1120126412.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2146210211 - 214 = 2146193827 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2146210219) 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, 8449520 + ... + 8449773.
It is an arithmetic number, because the mean of its divisors is an integer number (540777408).
Almost surely, 22146210211 is an apocalyptic number.
2146210211 is a deficient number, since it is larger than the sum of its proper divisors (16899421).
2146210211 is a wasteful number, since it uses less digits than its factorization.
2146210211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16899420.
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 2146210211 is about 46327.2081071156. The cubic root of 2146210211 is about 1289.9040873745.
Adding to 2146210211 its reverse (1120126412), we get a palindrome (3266336623).
The spelling of 2146210211 in words is "two billion, one hundred forty-six million, two hundred ten thousand, two hundred eleven".
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