Base | Representation |
---|---|
bin | 100010111111… |
… | …1101111110001 |
3 | 1021112020011010 |
4 | 1011333233301 |
5 | 14144132131 |
6 | 1453141133 |
7 | 311651514 |
oct | 105775761 |
9 | 37466133 |
10 | 18349041 |
11 | a3a29a7 |
12 | 618a7a9 |
13 | 3a55b29 |
14 | 2618d7b |
15 | 1926b46 |
hex | 117fbf1 |
18349041 has 16 divisors (see below), whose sum is σ = 26049600. Its totient is φ = 11455488.
The previous prime is 18349031. The next prime is 18349043. The reversal of 18349041 is 14094381.
It is a happy number.
It is not a de Polignac number, because 18349041 - 26 = 18348977 is a prime.
It is not an unprimeable number, because it can be changed into a prime (18349043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3265 + ... + 6881.
It is an arithmetic number, because the mean of its divisors is an integer number (1628100).
Almost surely, 218349041 is an apocalyptic number.
It is an amenable number.
18349041 is a deficient number, since it is larger than the sum of its proper divisors (7700559).
18349041 is a wasteful number, since it uses less digits than its factorization.
18349041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3728.
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 18349041 is about 4283.5780604537. The cubic root of 18349041 is about 263.7572809323.
The spelling of 18349041 in words is "eighteen million, three hundred forty-nine thousand, forty-one".
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