Base | Representation |
---|---|
bin | 1001101010011… |
… | …0010100100111 |
3 | 2211020222210022 |
4 | 2122212110213 |
5 | 40333332033 |
6 | 4004345355 |
7 | 1001321636 |
oct | 232462447 |
9 | 84228708 |
10 | 40527143 |
11 | 20970708 |
12 | 116a525b |
13 | 851c777 |
14 | 554d51d |
15 | 3858098 |
hex | 26a6527 |
40527143 has 2 divisors, whose sum is σ = 40527144. Its totient is φ = 40527142.
The previous prime is 40527121. The next prime is 40527169. The reversal of 40527143 is 34172504.
40527143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an a-pointer prime, because the next prime (40527169) can be obtained adding 40527143 to its sum of digits (26).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 40527143 - 28 = 40526887 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (40427143) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20263571 + 20263572.
It is an arithmetic number, because the mean of its divisors is an integer number (20263572).
Almost surely, 240527143 is an apocalyptic number.
40527143 is a deficient number, since it is larger than the sum of its proper divisors (1).
40527143 is an equidigital number, since it uses as much as digits as its factorization.
40527143 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3360, while the sum is 26.
The square root of 40527143 is about 6366.0932289749. The cubic root of 40527143 is about 343.4909740994.
Adding to 40527143 its reverse (34172504), we get a palindrome (74699647).
The spelling of 40527143 in words is "forty million, five hundred twenty-seven thousand, one hundred forty-three".
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