Base | Representation |
---|---|
bin | 10001001111101… |
… | …10001111101001 |
3 | 101002012200001111 |
4 | 20213312033221 |
5 | 244013213104 |
6 | 22204350321 |
7 | 3404422363 |
oct | 1047661751 |
9 | 332180044 |
10 | 144663529 |
11 | 7472793a |
12 | 405453a1 |
13 | 23c80c2a |
14 | 152d9d33 |
15 | ca78404 |
hex | 89f63e9 |
144663529 has 2 divisors, whose sum is σ = 144663530. Its totient is φ = 144663528.
The previous prime is 144663487. The next prime is 144663551. The reversal of 144663529 is 925366441.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 135373225 + 9290304 = 11635^2 + 3048^2 .
It is a cyclic number.
It is not a de Polignac number, because 144663529 - 27 = 144663401 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 144663491 and 144663500.
It is not a weakly prime, because it can be changed into another prime (144663559) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72331764 + 72331765.
It is an arithmetic number, because the mean of its divisors is an integer number (72331765).
Almost surely, 2144663529 is an apocalyptic number.
It is an amenable number.
144663529 is a deficient number, since it is larger than the sum of its proper divisors (1).
144663529 is an equidigital number, since it uses as much as digits as its factorization.
144663529 is an evil number, because the sum of its binary digits is even.
The product of its digits is 155520, while the sum is 40.
The square root of 144663529 is about 12027.6152665439. The cubic root of 144663529 is about 524.9521093126.
The spelling of 144663529 in words is "one hundred forty-four million, six hundred sixty-three thousand, five hundred twenty-nine".
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