Base | Representation |
---|---|
bin | 111001010110… |
… | …1100100000100 |
3 | 2002120202201101 |
4 | 1302231210010 |
5 | 30144233134 |
6 | 2552305444 |
7 | 513412453 |
oct | 162554404 |
9 | 62522641 |
10 | 30071044 |
11 | 15a79903 |
12 | a0a2284 |
13 | 62cb423 |
14 | 3dcab9a |
15 | 298ee14 |
hex | 1cad904 |
30071044 has 6 divisors (see below), whose sum is σ = 52624334. Its totient is φ = 15035520.
The previous prime is 30071017. The next prime is 30071059. The reversal of 30071044 is 44017003.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 17960644 + 12110400 = 4238^2 + 3480^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3758877 + ... + 3758884.
Almost surely, 230071044 is an apocalyptic number.
It is an amenable number.
30071044 is a deficient number, since it is larger than the sum of its proper divisors (22553290).
30071044 is a wasteful number, since it uses less digits than its factorization.
30071044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7517765 (or 7517763 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 19.
The square root of 30071044 is about 5483.7071402474. The cubic root of 30071044 is about 310.9683352617.
Adding to 30071044 its reverse (44017003), we get a palindrome (74088047).
The spelling of 30071044 in words is "thirty million, seventy-one thousand, forty-four".
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