Base | Representation |
---|---|
bin | 111001001110… |
… | …000111101001 |
3 | 1001020002012002 |
4 | 321032013221 |
5 | 12320000131 |
6 | 1253300345 |
7 | 241332620 |
oct | 71160751 |
9 | 31202162 |
10 | 15000041 |
11 | 8515831 |
12 | 50346b5 |
13 | 3152684 |
14 | 1dc66b7 |
15 | 14b46cb |
hex | e4e1e9 |
15000041 has 8 divisors (see below), whose sum is σ = 17174784. Its totient is φ = 12833280.
The previous prime is 15000031. The next prime is 15000053. The reversal of 15000041 is 14000051.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 15000041 - 26 = 14999977 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 14999986 and 15000031.
It is not an unprimeable number, because it can be changed into a prime (15000031) 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 7 ways as a sum of consecutive naturals, for example, 2816 + ... + 6158.
It is an arithmetic number, because the mean of its divisors is an integer number (2146848).
Almost surely, 215000041 is an apocalyptic number.
It is an amenable number.
15000041 is a deficient number, since it is larger than the sum of its proper divisors (2174743).
15000041 is an equidigital number, since it uses as much as digits as its factorization.
15000041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3991.
The product of its (nonzero) digits is 20, while the sum is 11.
The square root of 15000041 is about 3872.9886392810. The cubic root of 15000041 is about 246.6214321322.
Adding to 15000041 its reverse (14000051), we get a palindrome (29000092).
The spelling of 15000041 in words is "fifteen million, forty-one", and thus it is an aban number and an uban number.
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