Base | Representation |
---|---|
bin | 110100000010… |
… | …1101110000100 |
3 | 1220100021220120 |
4 | 1220011232010 |
5 | 23441131104 |
6 | 2412501540 |
7 | 450634125 |
oct | 150055604 |
9 | 56307816 |
10 | 27286404 |
11 | 14447752 |
12 | 917a8b0 |
13 | 5864b02 |
14 | 38a404c |
15 | 25decd9 |
hex | 1a05b84 |
27286404 has 12 divisors (see below), whose sum is σ = 63668304. Its totient is φ = 9095464.
The previous prime is 27286403. The next prime is 27286429. The reversal of 27286404 is 40468272.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (27286403) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1136922 + ... + 1136945.
It is an arithmetic number, because the mean of its divisors is an integer number (5305692).
Almost surely, 227286404 is an apocalyptic number.
It is an amenable number.
27286404 is an abundant number, since it is smaller than the sum of its proper divisors (36381900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27286404 is a wasteful number, since it uses less digits than its factorization.
27286404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2273874 (or 2273872 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 33.
The square root of 27286404 is about 5223.6389614904. The cubic root of 27286404 is about 301.0570268290.
The spelling of 27286404 in words is "twenty-seven million, two hundred eighty-six thousand, four hundred four".
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