Base | Representation |
---|---|
bin | 111001110011… |
… | …0101011010111 |
3 | 2010000122121210 |
4 | 1303212223113 |
5 | 30224224413 |
6 | 3001312503 |
7 | 515405502 |
oct | 163465327 |
9 | 63018553 |
10 | 30304983 |
11 | 16119645 |
12 | a195733 |
13 | 6380a57 |
14 | 404c139 |
15 | 29d93c3 |
hex | 1ce6ad7 |
30304983 has 8 divisors (see below), whose sum is σ = 41069296. Its totient is φ = 19872000.
The previous prime is 30304979. The next prime is 30304991. The reversal of 30304983 is 38940303.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30304983 - 22 = 30304979 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30304983.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30304933) 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, 82618 + ... + 82983.
It is an arithmetic number, because the mean of its divisors is an integer number (5133662).
Almost surely, 230304983 is an apocalyptic number.
30304983 is a deficient number, since it is larger than the sum of its proper divisors (10764313).
30304983 is a wasteful number, since it uses less digits than its factorization.
30304983 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165665.
The product of its (nonzero) digits is 7776, while the sum is 30.
The square root of 30304983 is about 5504.9961852848. The cubic root of 30304983 is about 311.7726503668.
The spelling of 30304983 in words is "thirty million, three hundred four thousand, nine hundred eighty-three".
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