Base | Representation |
---|---|
bin | 1000011001010001100… |
… | …0101000000100111101 |
3 | 111210021011210001100111 |
4 | 2012110120220010331 |
5 | 4330332142414344 |
6 | 150131052030021 |
7 | 13263663465343 |
oct | 2062430500475 |
9 | 453234701314 |
10 | 144223404349 |
11 | 5618a396362 |
12 | 23b50162311 |
13 | 107a587381b |
14 | 6da24d7993 |
15 | 3b418c5834 |
hex | 219462813d |
144223404349 has 2 divisors, whose sum is σ = 144223404350. Its totient is φ = 144223404348.
The previous prime is 144223404317. The next prime is 144223404359. The reversal of 144223404349 is 943404322441.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 99213660324 + 45009744025 = 314982^2 + 212155^2 .
It is a cyclic number.
It is not a de Polignac number, because 144223404349 - 25 = 144223404317 is a prime.
It is a super-2 number, since 2×1442234043492 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144223404359) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72111702174 + 72111702175.
It is an arithmetic number, because the mean of its divisors is an integer number (72111702175).
Almost surely, 2144223404349 is an apocalyptic number.
It is an amenable number.
144223404349 is a deficient number, since it is larger than the sum of its proper divisors (1).
144223404349 is an equidigital number, since it uses as much as digits as its factorization.
144223404349 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 331776, while the sum is 40.
The spelling of 144223404349 in words is "one hundred forty-four billion, two hundred twenty-three million, four hundred four thousand, three hundred forty-nine".
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