Base | Representation |
---|---|
bin | 10001001110110… |
… | …00001101101111 |
3 | 101001222102022212 |
4 | 20213120031233 |
5 | 244000244102 |
6 | 22202001035 |
7 | 3403400645 |
oct | 1047301557 |
9 | 331872285 |
10 | 144540527 |
11 | 7465348a |
12 | 404a617b |
13 | 23c39c51 |
14 | 152a7195 |
15 | ca51c52 |
hex | 89d836f |
144540527 has 2 divisors, whose sum is σ = 144540528. Its totient is φ = 144540526.
The previous prime is 144540523. The next prime is 144540547. The reversal of 144540527 is 725045441.
It is a weak prime.
It is an emirp because it is prime and its reverse (725045441) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 144540527 - 22 = 144540523 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 144540493 and 144540502.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144540521) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72270263 + 72270264.
It is an arithmetic number, because the mean of its divisors is an integer number (72270264).
Almost surely, 2144540527 is an apocalyptic number.
144540527 is a deficient number, since it is larger than the sum of its proper divisors (1).
144540527 is an equidigital number, since it uses as much as digits as its factorization.
144540527 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 22400, while the sum is 32.
The square root of 144540527 is about 12022.5008629652. The cubic root of 144540527 is about 524.8032847286.
Adding to 144540527 its reverse (725045441), we get a palindrome (869585968).
The spelling of 144540527 in words is "one hundred forty-four million, five hundred forty thousand, five hundred twenty-seven".
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