Base | Representation |
---|---|
bin | 111010110000… |
… | …0100100100111 |
3 | 2010222000111122 |
4 | 1311200210213 |
5 | 30341214023 |
6 | 3020124155 |
7 | 522555230 |
oct | 165404447 |
9 | 63860448 |
10 | 30804263 |
11 | 1642a776 |
12 | a39665b |
13 | 64c7099 |
14 | 413c087 |
15 | 2a872c8 |
hex | 1d60927 |
30804263 has 8 divisors (see below), whose sum is σ = 37057920. Its totient is φ = 25013880.
The previous prime is 30804259. The next prime is 30804269. The reversal of 30804263 is 36240803.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30804263 - 22 = 30804259 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30804269) 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, 115673 + ... + 115938.
It is an arithmetic number, because the mean of its divisors is an integer number (4632240).
Almost surely, 230804263 is an apocalyptic number.
30804263 is a deficient number, since it is larger than the sum of its proper divisors (6253657).
30804263 is a wasteful number, since it uses less digits than its factorization.
30804263 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 231637.
The product of its (nonzero) digits is 3456, while the sum is 26.
The square root of 30804263 is about 5550.1588265562. The cubic root of 30804263 is about 313.4755027336.
The spelling of 30804263 in words is "thirty million, eight hundred four thousand, two hundred sixty-three".
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