Base | Representation |
---|---|
bin | 110101010110… |
… | …0011101101000 |
3 | 1221121222210010 |
4 | 1222230131220 |
5 | 24130010014 |
6 | 2435251520 |
7 | 456510252 |
oct | 152543550 |
9 | 57558703 |
10 | 27969384 |
11 | 148738a3 |
12 | 9449ba0 |
13 | 5a43941 |
14 | 3a00cd2 |
15 | 26c7359 |
hex | 1aac768 |
27969384 has 32 divisors (see below), whose sum is σ = 70096320. Its totient is φ = 9300096.
The previous prime is 27969379. The next prime is 27969391. The reversal of 27969384 is 48396972.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 10492 + ... + 12884.
It is an arithmetic number, because the mean of its divisors is an integer number (2190510).
Almost surely, 227969384 is an apocalyptic number.
27969384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
27969384 is an abundant number, since it is smaller than the sum of its proper divisors (42126936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27969384 is a wasteful number, since it uses less digits than its factorization.
27969384 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2889 (or 2885 counting only the distinct ones).
The product of its digits is 653184, while the sum is 48.
The square root of 27969384 is about 5288.6088908143. The cubic root of 27969384 is about 303.5481803861.
The spelling of 27969384 in words is "twenty-seven million, nine hundred sixty-nine thousand, three hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •