Base | Representation |
---|---|
bin | 110011111000… |
… | …0101000001101 |
3 | 1220011220101220 |
4 | 1213300220031 |
5 | 23430400023 |
6 | 2410553553 |
7 | 450124221 |
oct | 147605015 |
9 | 56156356 |
10 | 27200013 |
11 | 14398855 |
12 | 91388b9 |
13 | 58346a9 |
14 | 3880781 |
15 | 25c43e3 |
hex | 19f0a0d |
27200013 has 16 divisors (see below), whose sum is σ = 36926400. Its totient is φ = 17806464.
The previous prime is 27200009. The next prime is 27200021. The reversal of 27200013 is 31000272.
It is not a de Polignac number, because 27200013 - 22 = 27200009 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 27199965 and 27200001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27200213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77763 + ... + 78111.
It is an arithmetic number, because the mean of its divisors is an integer number (2307900).
Almost surely, 227200013 is an apocalyptic number.
It is an amenable number.
27200013 is a deficient number, since it is larger than the sum of its proper divisors (9726387).
27200013 is a wasteful number, since it uses less digits than its factorization.
27200013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 748.
The product of its (nonzero) digits is 84, while the sum is 15.
The square root of 27200013 is about 5215.3631704801. The cubic root of 27200013 is about 300.7389671528.
Adding to 27200013 its reverse (31000272), we get a palindrome (58200285).
The spelling of 27200013 in words is "twenty-seven million, two hundred thousand, thirteen".
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