Base | Representation |
---|---|
bin | 111010001100… |
… | …1110010111000 |
3 | 2010102021211111 |
4 | 1310121302320 |
5 | 30302424420 |
6 | 3010010104 |
7 | 520240102 |
oct | 164316270 |
9 | 63367744 |
10 | 30514360 |
11 | 16251988 |
12 | a276934 |
13 | 6425146 |
14 | 40a4572 |
15 | 2a2b45a |
hex | 1d19cb8 |
30514360 has 32 divisors (see below), whose sum is σ = 68817600. Its totient is φ = 12177280.
The previous prime is 30514333. The next prime is 30514397. The reversal of 30514360 is 6341503.
It is a super-2 number, since 2×305143602 = 1862252332419200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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, 28230 + ... + 29290.
It is an arithmetic number, because the mean of its divisors is an integer number (2150550).
Almost surely, 230514360 is an apocalyptic number.
It is an amenable number.
30514360 is an abundant number, since it is smaller than the sum of its proper divisors (38303240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30514360 is a wasteful number, since it uses less digits than its factorization.
30514360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1791 (or 1787 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 22.
The square root of 30514360 is about 5523.9804489154. The cubic root of 30514360 is about 312.4890150805.
Adding to 30514360 its reverse (6341503), we get a palindrome (36855863).
The spelling of 30514360 in words is "thirty million, five hundred fourteen thousand, three hundred sixty".
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