Base | Representation |
---|---|
bin | 111001011100… |
… | …1001110110010 |
3 | 2002200012021101 |
4 | 1302321032302 |
5 | 30202300314 |
6 | 2553315014 |
7 | 514002004 |
oct | 162711662 |
9 | 62605241 |
10 | 30118834 |
11 | 160017a9 |
12 | a105a6a |
13 | 63170c5 |
14 | 4000374 |
15 | 299e174 |
hex | 1cb93b2 |
30118834 has 8 divisors (see below), whose sum is σ = 46229040. Its totient is φ = 14709156.
The previous prime is 30118831. The next prime is 30118843. The reversal of 30118834 is 43881103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (30118831) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175024 + ... + 175195.
It is an arithmetic number, because the mean of its divisors is an integer number (5778630).
Almost surely, 230118834 is an apocalyptic number.
30118834 is a deficient number, since it is larger than the sum of its proper divisors (16110206).
30118834 is a wasteful number, since it uses less digits than its factorization.
30118834 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 350264.
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 30118834 is about 5488.0628640714. The cubic root of 30118834 is about 311.1329821454.
Adding to 30118834 its reverse (43881103), we get a palindrome (73999937).
The spelling of 30118834 in words is "thirty million, one hundred eighteen thousand, eight hundred thirty-four".
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