Base | Representation |
---|---|
bin | 111001101110… |
… | …010110001001 |
3 | 1001110210020222 |
4 | 321232112021 |
5 | 12333211131 |
6 | 1300155425 |
7 | 242422511 |
oct | 71562611 |
9 | 31423228 |
10 | 15132041 |
11 | 85a5a21 |
12 | 5098b75 |
13 | 319a792 |
14 | 201c841 |
15 | 14dd87b |
hex | e6e589 |
15132041 has 4 divisors (see below), whose sum is σ = 15140112. Its totient is φ = 15123972.
The previous prime is 15132031. The next prime is 15132043. The reversal of 15132041 is 14023151.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14023151 = 1873 ⋅7487.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-15132041 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (15132043) 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 in 3 ways as a sum of consecutive naturals, for example, 410 + ... + 5516.
It is an arithmetic number, because the mean of its divisors is an integer number (3785028).
Almost surely, 215132041 is an apocalyptic number.
It is an amenable number.
15132041 is a deficient number, since it is larger than the sum of its proper divisors (8071).
15132041 is an equidigital number, since it uses as much as digits as its factorization.
15132041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8070.
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 15132041 is about 3889.9924164451. The cubic root of 15132041 is about 247.3427413075.
Adding to 15132041 its reverse (14023151), we get a palindrome (29155192).
The spelling of 15132041 in words is "fifteen million, one hundred thirty-two thousand, forty-one".
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