Base | Representation |
---|---|
bin | 11100101111100… |
… | …11101110101101 |
3 | 121210201021111122 |
4 | 32113303232231 |
5 | 443211402341 |
6 | 35532030325 |
7 | 5655335144 |
oct | 1627635655 |
9 | 553637448 |
10 | 241122221 |
11 | 11411a76a |
12 | 689023a5 |
13 | 3ac54892 |
14 | 2404875b |
15 | 1627d94b |
hex | e5f3bad |
241122221 has 4 divisors (see below), whose sum is σ = 244027392. Its totient is φ = 238217052.
The previous prime is 241122197. The next prime is 241122223. The reversal of 241122221 is 122221142.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 122221142 = 2 ⋅61110571.
It is a cyclic number.
It is not a de Polignac number, because 241122221 - 222 = 236927917 is a prime.
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 241122221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (241122223) 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, 1452461 + ... + 1452626.
It is an arithmetic number, because the mean of its divisors is an integer number (61006848).
Almost surely, 2241122221 is an apocalyptic number.
It is an amenable number.
241122221 is a deficient number, since it is larger than the sum of its proper divisors (2905171).
241122221 is an equidigital number, since it uses as much as digits as its factorization.
241122221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2905170.
The product of its digits is 128, while the sum is 17.
The square root of 241122221 is about 15528.1106706515. The cubic root of 241122221 is about 622.4136069307.
Adding to 241122221 its reverse (122221142), we get a palindrome (363343363).
The spelling of 241122221 in words is "two hundred forty-one million, one hundred twenty-two thousand, two hundred twenty-one".
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