Base | Representation |
---|---|
bin | 10110101111111… |
… | …01100101001111 |
3 | 111022002012211010 |
4 | 23113331211033 |
5 | 342323042202 |
6 | 30534100303 |
7 | 4505015250 |
oct | 1327754517 |
9 | 438065733 |
10 | 190830927 |
11 | 987a0111 |
12 | 53aaa693 |
13 | 306c6a11 |
14 | 1b4b6b27 |
15 | 11b4776c |
hex | b5fd94f |
190830927 has 16 divisors (see below), whose sum is σ = 306095360. Its totient is φ = 103306752.
The previous prime is 190830923. The next prime is 190830929. The reversal of 190830927 is 729038091.
It is not a de Polignac number, because 190830927 - 22 = 190830923 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190830923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238738 + ... + 239535.
It is an arithmetic number, because the mean of its divisors is an integer number (19130960).
Almost surely, 2190830927 is an apocalyptic number.
190830927 is a deficient number, since it is larger than the sum of its proper divisors (115264433).
190830927 is a wasteful number, since it uses less digits than its factorization.
190830927 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 478302.
The product of its (nonzero) digits is 27216, while the sum is 39.
The square root of 190830927 is about 13814.1567603672. The cubic root of 190830927 is about 575.7265442185.
The spelling of 190830927 in words is "one hundred ninety million, eight hundred thirty thousand, nine hundred twenty-seven".
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