Base | Representation |
---|---|
bin | 111001101011… |
… | …1100011100001 |
3 | 2002220111122122 |
4 | 1303113203201 |
5 | 30220234131 |
6 | 3000114025 |
7 | 515030063 |
oct | 163274341 |
9 | 62814578 |
10 | 30243041 |
11 | 16087054 |
12 | a165915 |
13 | 635b7ba |
14 | 4033733 |
15 | 29c5d7b |
hex | 1cd78e1 |
30243041 has 8 divisors (see below), whose sum is σ = 31886400. Its totient is φ = 28604880.
The previous prime is 30243029. The next prime is 30243047. The reversal of 30243041 is 14034203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30243041 - 214 = 30226657 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30243047) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18620 + ... + 20178.
It is an arithmetic number, because the mean of its divisors is an integer number (3985800).
Almost surely, 230243041 is an apocalyptic number.
It is an amenable number.
30243041 is a deficient number, since it is larger than the sum of its proper divisors (1643359).
30243041 is a wasteful number, since it uses less digits than its factorization.
30243041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2599.
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 30243041 is about 5499.3673272477. The cubic root of 30243041 is about 311.5600891304.
Adding to 30243041 its reverse (14034203), we get a palindrome (44277244).
The spelling of 30243041 in words is "thirty million, two hundred forty-three thousand, forty-one".
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