Base | Representation |
---|---|
bin | 110011100000… |
… | …0110100110100 |
3 | 1212210221211000 |
4 | 1213000310310 |
5 | 23403113322 |
6 | 2402443300 |
7 | 445350324 |
oct | 147006464 |
9 | 55727730 |
10 | 27004212 |
11 | 14274734 |
12 | 9063530 |
13 | 5796531 |
14 | 382d284 |
15 | 25863ac |
hex | 19c0d34 |
27004212 has 48 divisors (see below), whose sum is σ = 71176000. Its totient is φ = 8851680.
The previous prime is 27004183. The next prime is 27004213. The reversal of 27004212 is 21240072.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27004213) 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, 4539 + ... + 8637.
Almost surely, 227004212 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 27004212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35588000).
27004212 is an abundant number, since it is smaller than the sum of its proper divisors (44171788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27004212 is a wasteful number, since it uses less digits than its factorization.
27004212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4173 (or 4165 counting only the distinct ones).
The product of its (nonzero) digits is 224, while the sum is 18.
The square root of 27004212 is about 5196.5577067901. The cubic root of 27004212 is about 300.0155991889.
Adding to 27004212 its reverse (21240072), we get a palindrome (48244284).
The spelling of 27004212 in words is "twenty-seven million, four thousand, two hundred twelve".
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