Base | Representation |
---|---|
bin | 111001110100… |
… | …1110000110110 |
3 | 2010001021221220 |
4 | 1303221300312 |
5 | 30230130442 |
6 | 3001451210 |
7 | 515460366 |
oct | 163516066 |
9 | 63037856 |
10 | 30317622 |
11 | 16128095 |
12 | a1a0b06 |
13 | 638672a |
14 | 40529a6 |
15 | 29dceec |
hex | 1ce9c36 |
30317622 has 16 divisors (see below), whose sum is σ = 61663680. Its totient is φ = 9934472.
The previous prime is 30317603. The next prime is 30317627. The reversal of 30317622 is 22671303.
It is a junction number, because it is equal to n+sod(n) for n = 30317592 and 30317601.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30317627) 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, 42468 + ... + 43175.
It is an arithmetic number, because the mean of its divisors is an integer number (3853980).
Almost surely, 230317622 is an apocalyptic number.
30317622 is an abundant number, since it is smaller than the sum of its proper divisors (31346058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30317622 is a wasteful number, since it uses less digits than its factorization.
30317622 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85707.
The product of its (nonzero) digits is 1512, while the sum is 24.
The square root of 30317622 is about 5506.1440228167. The cubic root of 30317622 is about 311.8159869896.
Adding to 30317622 its reverse (22671303), we get a palindrome (52988925).
The spelling of 30317622 in words is "thirty million, three hundred seventeen thousand, six hundred twenty-two".
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