Base | Representation |
---|---|
bin | 11010110001111… |
… | …00010000110101 |
3 | 120122201000000211 |
4 | 31120330100311 |
5 | 430002021401 |
6 | 34142505421 |
7 | 5365266145 |
oct | 1530742065 |
9 | 518630024 |
10 | 224642101 |
11 | 105893a32 |
12 | 63295271 |
13 | 37704628 |
14 | 21b98925 |
15 | 14ac5951 |
hex | d63c435 |
224642101 has 2 divisors, whose sum is σ = 224642102. Its totient is φ = 224642100.
The previous prime is 224641987. The next prime is 224642123. The reversal of 224642101 is 101246422.
It is a happy number.
224642101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an a-pointer prime, because the next prime (224642123) can be obtained adding 224642101 to its sum of digits (22).
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 214593201 + 10048900 = 14649^2 + 3170^2 .
It is a cyclic number.
It is not a de Polignac number, because 224642101 - 27 = 224641973 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (224642161) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112321050 + 112321051.
It is an arithmetic number, because the mean of its divisors is an integer number (112321051).
Almost surely, 2224642101 is an apocalyptic number.
It is an amenable number.
224642101 is a deficient number, since it is larger than the sum of its proper divisors (1).
224642101 is an equidigital number, since it uses as much as digits as its factorization.
224642101 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 768, while the sum is 22.
The square root of 224642101 is about 14988.0652854196. The cubic root of 224642101 is about 607.8975374499.
Adding to 224642101 its reverse (101246422), we get a palindrome (325888523).
The spelling of 224642101 in words is "two hundred twenty-four million, six hundred forty-two thousand, one hundred one".
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