Base | Representation |
---|---|
bin | 111010000110… |
… | …010010100111 |
3 | 1001122202210111 |
4 | 322012102213 |
5 | 12344330434 |
6 | 1302233451 |
7 | 243311452 |
oct | 72062247 |
9 | 31582714 |
10 | 15230119 |
11 | 8662683 |
12 | 5125887 |
13 | 3203308 |
14 | 2046499 |
15 | 150c964 |
hex | e864a7 |
15230119 has 2 divisors, whose sum is σ = 15230120. Its totient is φ = 15230118.
The previous prime is 15230087. The next prime is 15230129. The reversal of 15230119 is 91103251.
15230119 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is an emirp because it is prime and its reverse (91103251) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 15230119 - 25 = 15230087 is a prime.
It is a super-2 number, since 2×152301192 = 463913049508322, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 15230119.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (15230129) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7615059 + 7615060.
It is an arithmetic number, because the mean of its divisors is an integer number (7615060).
Almost surely, 215230119 is an apocalyptic number.
15230119 is a deficient number, since it is larger than the sum of its proper divisors (1).
15230119 is an equidigital number, since it uses as much as digits as its factorization.
15230119 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 270, while the sum is 22.
The square root of 15230119 is about 3902.5785065774. The cubic root of 15230119 is about 247.8759731465.
The spelling of 15230119 in words is "fifteen million, two hundred thirty thousand, one hundred nineteen".
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