Base | Representation |
---|---|
bin | 111100000001011… |
… | …1000001100110101 |
3 | 12012100201211121100 |
4 | 1320002320030311 |
5 | 13111042123110 |
6 | 531503240313 |
7 | 100623614415 |
oct | 17002701465 |
9 | 5170654540 |
10 | 2014020405 |
11 | 943953381 |
12 | 4825a9099 |
13 | 261345b67 |
14 | 1516a8645 |
15 | bbc31bc0 |
hex | 780b8335 |
2014020405 has 24 divisors (see below), whose sum is σ = 3556840248. Its totient is φ = 1053876096.
The previous prime is 2014020403. The next prime is 2014020419. The reversal of 2014020405 is 5040204102.
2014020405 is a `hidden beast` number, since 201 + 40 + 20 + 405 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 32524209 + 1981496196 = 5703^2 + 44514^2 .
It is not a de Polignac number, because 2014020405 - 21 = 2014020403 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2014020403) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 419842 + ... + 424611.
It is an arithmetic number, because the mean of its divisors is an integer number (148201677).
Almost surely, 22014020405 is an apocalyptic number.
It is an amenable number.
2014020405 is a deficient number, since it is larger than the sum of its proper divisors (1542819843).
2014020405 is a wasteful number, since it uses less digits than its factorization.
2014020405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 844517 (or 844514 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 18.
The square root of 2014020405 is about 44877.8386845891. The cubic root of 2014020405 is about 1262.8582975474.
Adding to 2014020405 its reverse (5040204102), we get a palindrome (7054224507).
The spelling of 2014020405 in words is "two billion, fourteen million, twenty thousand, four hundred five".
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