Base | Representation |
---|---|
bin | 110100000011… |
… | …1100001110000 |
3 | 1220100200001210 |
4 | 1220013201300 |
5 | 23441400213 |
6 | 2413000120 |
7 | 450664533 |
oct | 150074160 |
9 | 56320053 |
10 | 27293808 |
11 | 14452273 |
12 | 9183040 |
13 | 58682a9 |
14 | 38a6a1a |
15 | 25e20c3 |
hex | 1a07870 |
27293808 has 40 divisors (see below), whose sum is σ = 71312400. Its totient is φ = 8994304.
The previous prime is 27293807. The next prime is 27293821. The reversal of 27293808 is 80839272.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27293807) 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, 1078 + ... + 7466.
It is an arithmetic number, because the mean of its divisors is an integer number (1782810).
Almost surely, 227293808 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 27293808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35656200).
27293808 is an abundant number, since it is smaller than the sum of its proper divisors (44018592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27293808 is a wasteful number, since it uses less digits than its factorization.
27293808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6489 (or 6483 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 39.
The square root of 27293808 is about 5224.3476147745. The cubic root of 27293808 is about 301.0842543651.
The spelling of 27293808 in words is "twenty-seven million, two hundred ninety-three thousand, eight hundred eight".
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