Base | Representation |
---|---|
bin | 111001110001… |
… | …1010011111111 |
3 | 2002222221201021 |
4 | 1303203103333 |
5 | 30223304244 |
6 | 3001125011 |
7 | 515320351 |
oct | 163432377 |
9 | 62887637 |
10 | 30291199 |
11 | 1610a254 |
12 | a189767 |
13 | 63776b3 |
14 | 40470d1 |
15 | 29d5284 |
hex | 1ce34ff |
30291199 has 2 divisors, whose sum is σ = 30291200. Its totient is φ = 30291198.
The previous prime is 30291193. The next prime is 30291211. The reversal of 30291199 is 99119203.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30291199 - 27 = 30291071 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30291193) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15145599 + 15145600.
It is an arithmetic number, because the mean of its divisors is an integer number (15145600).
Almost surely, 230291199 is an apocalyptic number.
30291199 is a deficient number, since it is larger than the sum of its proper divisors (1).
30291199 is an equidigital number, since it uses as much as digits as its factorization.
30291199 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4374, while the sum is 34.
The square root of 30291199 is about 5503.7440892542. The cubic root of 30291199 is about 311.7253740280.
The spelling of 30291199 in words is "thirty million, two hundred ninety-one thousand, one hundred ninety-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.000 sec. • engine limits •