Base | Representation |
---|---|
bin | 110100110010… |
… | …1110111010110 |
3 | 1221002022010010 |
4 | 1221211313112 |
5 | 24041231324 |
6 | 2425141050 |
7 | 454164222 |
oct | 151456726 |
9 | 57068103 |
10 | 27680214 |
11 | 14696611 |
12 | 932a786 |
13 | 5972133 |
14 | 3967782 |
15 | 266b829 |
hex | 1a65dd6 |
27680214 has 16 divisors (see below), whose sum is σ = 56268720. Its totient is φ = 9075360.
The previous prime is 27680203. The next prime is 27680221. The reversal of 27680214 is 41208672.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37449 + ... + 38180.
It is an arithmetic number, because the mean of its divisors is an integer number (3516795).
Almost surely, 227680214 is an apocalyptic number.
27680214 is an abundant number, since it is smaller than the sum of its proper divisors (28588506).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27680214 is a wasteful number, since it uses less digits than its factorization.
27680214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75695.
The product of its (nonzero) digits is 5376, while the sum is 30.
The square root of 27680214 is about 5261.1989127954. The cubic root of 27680214 is about 302.4984459087.
Adding to 27680214 its reverse (41208672), we get a palindrome (68888886).
The spelling of 27680214 in words is "twenty-seven million, six hundred eighty thousand, two hundred fourteen".
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