Base | Representation |
---|---|
bin | 11010110000010… |
… | …00100001101111 |
3 | 120122022020100022 |
4 | 31120020201233 |
5 | 424423231231 |
6 | 34134152355 |
7 | 5363424266 |
oct | 1530104157 |
9 | 518266308 |
10 | 224430191 |
11 | 1057597a7 |
12 | 631b26bb |
13 | 3765c03b |
14 | 21b415dd |
15 | 14a82c7b |
hex | d60886f |
224430191 has 2 divisors, whose sum is σ = 224430192. Its totient is φ = 224430190.
The previous prime is 224430179. The next prime is 224430221. The reversal of 224430191 is 191034422.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 224430191 - 210 = 224429167 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 224430191.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (224430491) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112215095 + 112215096.
It is an arithmetic number, because the mean of its divisors is an integer number (112215096).
Almost surely, 2224430191 is an apocalyptic number.
224430191 is a deficient number, since it is larger than the sum of its proper divisors (1).
224430191 is an equidigital number, since it uses as much as digits as its factorization.
224430191 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 224430191 is about 14980.9943261454. The cubic root of 224430191 is about 607.7063294588.
The spelling of 224430191 in words is "two hundred twenty-four million, four hundred thirty thousand, one hundred ninety-one".
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