Base | Representation |
---|---|
bin | 111010110110… |
… | …0100001010110 |
3 | 2011001111122100 |
4 | 1311230201112 |
5 | 30344300311 |
6 | 3021142530 |
7 | 523151016 |
oct | 165544126 |
9 | 64044570 |
10 | 30853206 |
11 | 1646351a |
12 | a3baa46 |
13 | 6513447 |
14 | 4151c46 |
15 | 2a96a56 |
hex | 1d6c856 |
30853206 has 12 divisors (see below), whose sum is σ = 66848652. Its totient is φ = 10284396.
The previous prime is 30853183. The next prime is 30853211. The reversal of 30853206 is 60235803.
It is a self number, because there is not a number n which added to its sum of digits gives 30853206.
It is a congruent number.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 857016 + ... + 857051.
It is an arithmetic number, because the mean of its divisors is an integer number (5570721).
Almost surely, 230853206 is an apocalyptic number.
30853206 is an abundant number, since it is smaller than the sum of its proper divisors (35995446).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30853206 is a wasteful number, since it uses less digits than its factorization.
30853206 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1714075 (or 1714072 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
The square root of 30853206 is about 5554.5662296889. The cubic root of 30853206 is about 313.6414355369.
The spelling of 30853206 in words is "thirty million, eight hundred fifty-three thousand, two hundred six".
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