Base | Representation |
---|---|
bin | 111001110110… |
… | …1010010001010 |
3 | 2010002000201222 |
4 | 1303231102022 |
5 | 30231111132 |
6 | 3002042042 |
7 | 515550416 |
oct | 163552212 |
9 | 63060658 |
10 | 30332042 |
11 | 16137a04 |
12 | a1a9322 |
13 | 6390170 |
14 | 4057d46 |
15 | 29e2412 |
hex | 1ced48a |
30332042 has 8 divisors (see below), whose sum is σ = 48997956. Its totient is φ = 13999392.
The previous prime is 30332033. The next prime is 30332047. The reversal of 30332042 is 24023303.
It can be written as a sum of positive squares in 2 ways, for example, as 27237961 + 3094081 = 5219^2 + 1759^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 30332042.
It is not an unprimeable number, because it can be changed into a prime (30332047) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 583283 + ... + 583334.
Almost surely, 230332042 is an apocalyptic number.
30332042 is a deficient number, since it is larger than the sum of its proper divisors (18665914).
30332042 is a wasteful number, since it uses less digits than its factorization.
30332042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1166632.
The product of its (nonzero) digits is 432, while the sum is 17.
The square root of 30332042 is about 5507.4533134653. The cubic root of 30332042 is about 311.8654156007.
Adding to 30332042 its reverse (24023303), we get a palindrome (54355345).
The spelling of 30332042 in words is "thirty million, three hundred thirty-two thousand, forty-two".
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