Base | Representation |
---|---|
bin | 111011110000111… |
… | …0011011001110101 |
3 | 12011202102100001102 |
4 | 1313201303121311 |
5 | 13101332200010 |
6 | 530553335445 |
7 | 100460123321 |
oct | 16741633165 |
9 | 5152370042 |
10 | 2005350005 |
11 | 939a7115a |
12 | 47b707585 |
13 | 25c5cb549 |
14 | 15048c981 |
15 | bb0bcba5 |
hex | 77873675 |
2005350005 has 16 divisors (see below), whose sum is σ = 2551039920. Its totient is φ = 1508093952.
The previous prime is 2005349993. The next prime is 2005350049. The reversal of 2005350005 is 5000535002.
It can be written as a sum of positive squares in 8 ways, for example, as 128640964 + 1876709041 = 11342^2 + 43321^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2005350005 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59081 + ... + 86609.
It is an arithmetic number, because the mean of its divisors is an integer number (159439995).
Almost surely, 22005350005 is an apocalyptic number.
It is an amenable number.
2005350005 is a deficient number, since it is larger than the sum of its proper divisors (545689915).
2005350005 is a wasteful number, since it uses less digits than its factorization.
2005350005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28408.
The product of its (nonzero) digits is 750, while the sum is 20.
The square root of 2005350005 is about 44781.1344764735. The cubic root of 2005350005 is about 1261.0434803071.
Adding to 2005350005 its reverse (5000535002), we get a palindrome (7005885007).
The spelling of 2005350005 in words is "two billion, five million, three hundred fifty thousand, five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •