Base | Representation |
---|---|
bin | 111001011100… |
… | …0100100111100 |
3 | 2002200001121012 |
4 | 1302320210330 |
5 | 30202204111 |
6 | 2553254352 |
7 | 513661130 |
oct | 162704474 |
9 | 62601535 |
10 | 30116156 |
11 | 15aaa794 |
12 | a1043b8 |
13 | 6315b15 |
14 | 3ddd3c0 |
15 | 299d48b |
hex | 1cb893c |
30116156 has 12 divisors (see below), whose sum is σ = 60232368. Its totient is φ = 12906912.
The previous prime is 30116153. The next prime is 30116161. The reversal of 30116156 is 65161103.
It is a happy number.
30116156 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30116153) 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 3 ways as a sum of consecutive naturals, for example, 537761 + ... + 537816.
It is an arithmetic number, because the mean of its divisors is an integer number (5019364).
Almost surely, 230116156 is an apocalyptic number.
It is an amenable number.
30116156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30116156 is a wasteful number, since it uses less digits than its factorization.
30116156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1075588 (or 1075586 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 23.
The square root of 30116156 is about 5487.8188745621. The cubic root of 30116156 is about 311.1237604645.
Adding to 30116156 its reverse (65161103), we get a palindrome (95277259).
The spelling of 30116156 in words is "thirty million, one hundred sixteen thousand, one hundred fifty-six".
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