Base | Representation |
---|---|
bin | 111010011011… |
… | …0000011011010 |
3 | 2010122011121101 |
4 | 1310312003122 |
5 | 30320130411 |
6 | 3012302014 |
7 | 521231413 |
oct | 164660332 |
9 | 63564541 |
10 | 30630106 |
11 | 16320941 |
12 | a31190a |
13 | 6465a30 |
14 | 40d480a |
15 | 2a508c1 |
hex | 1d360da |
30630106 has 16 divisors (see below), whose sum is σ = 49669704. Its totient is φ = 14082624.
The previous prime is 30630101. The next prime is 30630137. The reversal of 30630106 is 60103603.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 9054081 + 21576025 = 3009^2 + 4645^2 .
It is not an unprimeable number, because it can be changed into a prime (30630101) 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 7 ways as a sum of consecutive naturals, for example, 5076 + ... + 9328.
Almost surely, 230630106 is an apocalyptic number.
30630106 is a deficient number, since it is larger than the sum of its proper divisors (19039598).
30630106 is a wasteful number, since it uses less digits than its factorization.
30630106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4545.
The product of its (nonzero) digits is 324, while the sum is 19.
The square root of 30630106 is about 5534.4472172025. The cubic root of 30630106 is about 312.8836240183.
Adding to 30630106 its reverse (60103603), we get a palindrome (90733709).
The spelling of 30630106 in words is "thirty million, six hundred thirty thousand, one hundred six".
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