Base | Representation |
---|---|
bin | 110100001111… |
… | …0100000110000 |
3 | 1220112110012121 |
4 | 1220132200300 |
5 | 24002403302 |
6 | 2415004024 |
7 | 451536154 |
oct | 150364060 |
9 | 56473177 |
10 | 27387952 |
11 | 14506a79 |
12 | 9209614 |
13 | 589c0b7 |
14 | 38cd064 |
15 | 260ee37 |
hex | 1a1e830 |
27387952 has 30 divisors (see below), whose sum is σ = 56378708. Its totient is φ = 12886272.
The previous prime is 27387937. The next prime is 27387979. The reversal of 27387952 is 25978372.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 27387899 and 27387908.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1663 + ... + 7585.
Almost surely, 227387952 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 27387952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28189354).
27387952 is an abundant number, since it is smaller than the sum of its proper divisors (28990756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27387952 is a wasteful number, since it uses less digits than its factorization.
27387952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5965 (or 5942 counting only the distinct ones).
The product of its digits is 211680, while the sum is 43.
The square root of 27387952 is about 5233.3499787421. The cubic root of 27387952 is about 301.4300317917.
The spelling of 27387952 in words is "twenty-seven million, three hundred eighty-seven thousand, nine hundred fifty-two".
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