Base | Representation |
---|---|
bin | 111001011101… |
… | …110010110001 |
3 | 1001100100020212 |
4 | 321131302301 |
5 | 12324023431 |
6 | 1254513505 |
7 | 242021033 |
oct | 71356261 |
9 | 31310225 |
10 | 15064241 |
11 | 8559a95 |
12 | 5065895 |
13 | 317596a |
14 | 2001c53 |
15 | 14c872b |
hex | e5dcb1 |
15064241 has 4 divisors (see below), whose sum is σ = 15719232. Its totient is φ = 14409252.
The previous prime is 15064223. The next prime is 15064271. The reversal of 15064241 is 14246051.
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 an emirpimes, since its reverse is a distinct semiprime: 14246051 = 17 ⋅838003.
It is a cyclic number.
It is not a de Polignac number, because 15064241 - 26 = 15064177 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 654967 = 15064241 / (1 + 5 + 0 + 6 + 4 + 2 + 4 + 1).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (15064201) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327461 + ... + 327506.
It is an arithmetic number, because the mean of its divisors is an integer number (3929808).
Almost surely, 215064241 is an apocalyptic number.
It is an amenable number.
15064241 is a deficient number, since it is larger than the sum of its proper divisors (654991).
15064241 is an equidigital number, since it uses as much as digits as its factorization.
15064241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 654990.
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 15064241 is about 3881.2679629214. The cubic root of 15064241 is about 246.9727769721.
The spelling of 15064241 in words is "fifteen million, sixty-four thousand, two hundred forty-one".
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