Base | Representation |
---|---|
bin | 10001001111011… |
… | …10111001010011 |
3 | 101002011010202121 |
4 | 20213232321103 |
5 | 244011232202 |
6 | 22203555111 |
7 | 3404235541 |
oct | 1047567123 |
9 | 332133677 |
10 | 144633427 |
11 | 74707264 |
12 | 4052ba97 |
13 | 23c70313 |
14 | 152ccd91 |
15 | ca6e537 |
hex | 89eee53 |
144633427 has 2 divisors, whose sum is σ = 144633428. Its totient is φ = 144633426.
The previous prime is 144633421. The next prime is 144633457. The reversal of 144633427 is 724336441.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 144633427 - 223 = 136244819 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 144633392 and 144633401.
It is not a weakly prime, because it can be changed into another prime (144633421) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72316713 + 72316714.
It is an arithmetic number, because the mean of its divisors is an integer number (72316714).
Almost surely, 2144633427 is an apocalyptic number.
144633427 is a deficient number, since it is larger than the sum of its proper divisors (1).
144633427 is an equidigital number, since it uses as much as digits as its factorization.
144633427 is an evil number, because the sum of its binary digits is even.
The product of its digits is 48384, while the sum is 34.
The square root of 144633427 is about 12026.3638311836. The cubic root of 144633427 is about 524.9156956090.
Adding to 144633427 its reverse (724336441), we get a palindrome (868969868).
The spelling of 144633427 in words is "one hundred forty-four million, six hundred thirty-three thousand, four hundred twenty-seven".
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