Base | Representation |
---|---|
bin | 110101001100… |
… | …0001011000000 |
3 | 1221110202202220 |
4 | 1222120023000 |
5 | 24114330042 |
6 | 2433411040 |
7 | 456013041 |
oct | 152301300 |
9 | 57422686 |
10 | 27886272 |
11 | 14817407 |
12 | 9409a80 |
13 | 5a14b6b |
14 | 39bc8c8 |
15 | 26ac8ec |
hex | 1a982c0 |
27886272 has 56 divisors (see below), whose sum is σ = 75023472. Its totient is φ = 9139200.
The previous prime is 27886237. The next prime is 27886277. The reversal of 27886272 is 27268872.
It is not an unprimeable number, because it can be changed into a prime (27886277) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10522 + ... + 12902.
Almost surely, 227886272 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 27886272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37511736).
27886272 is an abundant number, since it is smaller than the sum of its proper divisors (47137200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27886272 is a wasteful number, since it uses less digits than its factorization.
27886272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2457 (or 2447 counting only the distinct ones).
The product of its digits is 150528, while the sum is 42.
The square root of 27886272 is about 5280.7454019295. The cubic root of 27886272 is about 303.2472140768.
The spelling of 27886272 in words is "twenty-seven million, eight hundred eighty-six thousand, two hundred seventy-two".
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