Base | Representation |
---|---|
bin | 111001011100… |
… | …1000110101100 |
3 | 2002200011120012 |
4 | 1302321012230 |
5 | 30202241231 |
6 | 2553312352 |
7 | 514000334 |
oct | 162710654 |
9 | 62604505 |
10 | 30118316 |
11 | 16001378 |
12 | a1056b8 |
13 | 6316ab7 |
14 | 40000c4 |
15 | 299de2b |
hex | 1cb91ac |
30118316 has 24 divisors (see below), whose sum is σ = 55248480. Its totient is φ = 14339072.
The previous prime is 30118303. The next prime is 30118331. The reversal of 30118316 is 61381103.
It is a super-2 number, since 2×301183162 = 1814225917351712, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a junction number, because it is equal to n+sod(n) for n = 30118291 and 30118300.
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, 24140 + ... + 25356.
It is an arithmetic number, because the mean of its divisors is an integer number (2302020).
Almost surely, 230118316 is an apocalyptic number.
It is an amenable number.
30118316 is a deficient number, since it is larger than the sum of its proper divisors (25130164).
30118316 is a wasteful number, since it uses less digits than its factorization.
30118316 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1513 (or 1511 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 23.
The square root of 30118316 is about 5488.0156705316. The cubic root of 30118316 is about 311.1311984573.
Adding to 30118316 its reverse (61381103), we get a palindrome (91499419).
The spelling of 30118316 in words is "thirty million, one hundred eighteen thousand, three hundred sixteen".
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