Base | Representation |
---|---|
bin | 11100111101000… |
… | …11110110110011 |
3 | 121221001012110211 |
4 | 32132203312303 |
5 | 444140022321 |
6 | 40034004551 |
7 | 6006356362 |
oct | 1636436663 |
9 | 557035424 |
10 | 242892211 |
11 | 115119571 |
12 | 69416757 |
13 | 3b424403 |
14 | 243897d9 |
15 | 164cd0e1 |
hex | e7a3db3 |
242892211 has 4 divisors (see below), whose sum is σ = 243268272. Its totient is φ = 242516152.
The previous prime is 242892191. The next prime is 242892233. The reversal of 242892211 is 112298242.
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 242892211 - 227 = 108674483 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (242892271) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187060 + ... + 188353.
It is an arithmetic number, because the mean of its divisors is an integer number (60817068).
Almost surely, 2242892211 is an apocalyptic number.
242892211 is a deficient number, since it is larger than the sum of its proper divisors (376061).
242892211 is an equidigital number, since it uses as much as digits as its factorization.
242892211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 376060.
The product of its digits is 4608, while the sum is 31.
The square root of 242892211 is about 15584.9995508502. Note that the first 3 decimals coincide. The cubic root of 242892211 is about 623.9328657161.
The spelling of 242892211 in words is "two hundred forty-two million, eight hundred ninety-two thousand, two hundred eleven".
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