Base | Representation |
---|---|
bin | 111011110001000… |
… | …1010011000100101 |
3 | 12011202121010011122 |
4 | 1313202022120211 |
5 | 13101343203013 |
6 | 530555343325 |
7 | 100460664620 |
oct | 16742123045 |
9 | 5152533148 |
10 | 2005444133 |
11 | 93a025950 |
12 | 47b751b45 |
13 | 25c632344 |
14 | 1504b4db7 |
15 | bb0daa08 |
hex | 7788a625 |
2005444133 has 8 divisors (see below), whose sum is σ = 2500294080. Its totient is φ = 1562683680.
The previous prime is 2005444121. The next prime is 2005444153. The reversal of 2005444133 is 3314445002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2005444133 - 28 = 2005443877 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2005444153) 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, 13022288 + ... + 13022441.
It is an arithmetic number, because the mean of its divisors is an integer number (312536760).
Almost surely, 22005444133 is an apocalyptic number.
It is an amenable number.
2005444133 is a deficient number, since it is larger than the sum of its proper divisors (494849947).
2005444133 is a wasteful number, since it uses less digits than its factorization.
2005444133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26044747.
The product of its (nonzero) digits is 5760, while the sum is 26.
The square root of 2005444133 is about 44782.1854424279. The cubic root of 2005444133 is about 1261.0632104694.
Adding to 2005444133 its reverse (3314445002), we get a palindrome (5319889135).
The spelling of 2005444133 in words is "two billion, five million, four hundred forty-four thousand, one hundred thirty-three".
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