Base | Representation |
---|---|
bin | 111001111111… |
… | …1101010001000 |
3 | 2010012211222110 |
4 | 1303333222020 |
5 | 30241013204 |
6 | 3003422320 |
7 | 516313014 |
oct | 163775210 |
9 | 63184873 |
10 | 30407304 |
11 | 16189504 |
12 | a2249a0 |
13 | 63b84b5 |
14 | 4077544 |
15 | 2a09889 |
hex | 1cffa88 |
30407304 has 32 divisors (see below), whose sum is σ = 76209120. Its totient is φ = 10110336.
The previous prime is 30407297. The next prime is 30407309. The reversal of 30407304 is 40370403.
It is not an unprimeable number, because it can be changed into a prime (30407309) 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, 9852 + ... + 12564.
It is an arithmetic number, because the mean of its divisors is an integer number (2381535).
Almost surely, 230407304 is an apocalyptic number.
It is an amenable number.
30407304 is an abundant number, since it is smaller than the sum of its proper divisors (45801816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30407304 is a wasteful number, since it uses less digits than its factorization.
30407304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3189 (or 3185 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 21.
The square root of 30407304 is about 5514.2818208721. The cubic root of 30407304 is about 312.1231433691.
Adding to 30407304 its reverse (40370403), we get a palindrome (70777707).
The spelling of 30407304 in words is "thirty million, four hundred seven thousand, three hundred four".
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