Base | Representation |
---|---|
bin | 10001001100111… |
… | …01010101101001 |
3 | 101001112011112002 |
4 | 20212131111221 |
5 | 243420034434 |
6 | 22152500345 |
7 | 3401344604 |
oct | 1046352551 |
9 | 331464462 |
10 | 144299369 |
11 | 744a9285 |
12 | 403aa6b5 |
13 | 23b84256 |
14 | 1524333b |
15 | ca0557e |
hex | 899d569 |
144299369 has 2 divisors, whose sum is σ = 144299370. Its totient is φ = 144299368.
The previous prime is 144299347. The next prime is 144299381. The reversal of 144299369 is 963992441.
144299369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 139546969 + 4752400 = 11813^2 + 2180^2 .
It is a cyclic number.
It is not a de Polignac number, because 144299369 - 212 = 144295273 is a prime.
It is a super-2 number, since 2×1442993692 = 41644615787596322, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (144299329) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72149684 + 72149685.
It is an arithmetic number, because the mean of its divisors is an integer number (72149685).
Almost surely, 2144299369 is an apocalyptic number.
It is an amenable number.
144299369 is a deficient number, since it is larger than the sum of its proper divisors (1).
144299369 is an equidigital number, since it uses as much as digits as its factorization.
144299369 is an evil number, because the sum of its binary digits is even.
The product of its digits is 419904, while the sum is 47.
The square root of 144299369 is about 12012.4672320053. The cubic root of 144299369 is about 524.5112536863.
The spelling of 144299369 in words is "one hundred forty-four million, two hundred ninety-nine thousand, three hundred sixty-nine".
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