Base | Representation |
---|---|
bin | 110101000011… |
… | …0110000011100 |
3 | 1221100010220222 |
4 | 1222012300130 |
5 | 24110034230 |
6 | 2432100512 |
7 | 455265056 |
oct | 152066034 |
9 | 57303828 |
10 | 27814940 |
11 | 1477885a |
12 | 9394738 |
13 | 59bb55a |
14 | 39a08d6 |
15 | 26966e5 |
hex | 1a86c1c |
27814940 has 24 divisors (see below), whose sum is σ = 58756320. Its totient is φ = 11060288.
The previous prime is 27814939. The next prime is 27814999. The reversal of 27814940 is 4941872.
It is a self number, because there is not a number n which added to its sum of digits gives 27814940.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 560 + ... + 7479.
It is an arithmetic number, because the mean of its divisors is an integer number (2448180).
Almost surely, 227814940 is an apocalyptic number.
27814940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27814940 is an abundant number, since it is smaller than the sum of its proper divisors (30941380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27814940 is a wasteful number, since it uses less digits than its factorization.
27814940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8221 (or 8219 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 35.
The square root of 27814940 is about 5273.9871065447. The cubic root of 27814940 is about 302.9884284340.
The spelling of 27814940 in words is "twenty-seven million, eight hundred fourteen thousand, nine hundred forty".
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