Base | Representation |
---|---|
bin | 110101010110… |
… | …0001011000100 |
3 | 1221121221011010 |
4 | 1222230023010 |
5 | 24124440241 |
6 | 2435242220 |
7 | 456503634 |
oct | 152541304 |
9 | 57557133 |
10 | 27968196 |
11 | 14872a13 |
12 | 9449370 |
13 | 5a43239 |
14 | 3a006c4 |
15 | 26c6d16 |
hex | 1aac2c4 |
27968196 has 48 divisors (see below), whose sum is σ = 70592256. Its totient is φ = 8584704.
The previous prime is 27968173. The next prime is 27968197. The reversal of 27968196 is 69186972.
It is not an unprimeable number, because it can be changed into a prime (27968197) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8130 + ... + 11046.
It is an arithmetic number, because the mean of its divisors is an integer number (1470672).
Almost surely, 227968196 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 27968196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35296128).
27968196 is an abundant number, since it is smaller than the sum of its proper divisors (42624060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27968196 is a wasteful number, since it uses less digits than its factorization.
27968196 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2988 (or 2986 counting only the distinct ones).
The product of its digits is 326592, while the sum is 48.
The square root of 27968196 is about 5288.4965727511. The cubic root of 27968196 is about 303.5438825874.
The spelling of 27968196 in words is "twenty-seven million, nine hundred sixty-eight thousand, one hundred ninety-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •