Base | Representation |
---|---|
bin | 111011110000101… |
… | …0111110111011000 |
3 | 12011202012121022202 |
4 | 1313201113313120 |
5 | 13101320042313 |
6 | 530551105332 |
7 | 100456143422 |
oct | 16741276730 |
9 | 5152177282 |
10 | 2005237208 |
11 | 9399a4437 |
12 | 47b672248 |
13 | 25c58c0c0 |
14 | 15045d812 |
15 | bb099558 |
hex | 77857dd8 |
2005237208 has 32 divisors (see below), whose sum is σ = 4051555200. Its totient is φ = 924918528.
The previous prime is 2005237207. The next prime is 2005237217. The reversal of 2005237208 is 8027325002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2005237207) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 193913 + ... + 203991.
It is an arithmetic number, because the mean of its divisors is an integer number (126611100).
Almost surely, 22005237208 is an apocalyptic number.
It is an amenable number.
2005237208 is an abundant number, since it is smaller than the sum of its proper divisors (2046317992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2005237208 is a wasteful number, since it uses less digits than its factorization.
2005237208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12011 (or 12007 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 2005237208 is about 44779.8750333227. The cubic root of 2005237208 is about 1261.0198361239.
The spelling of 2005237208 in words is "two billion, five million, two hundred thirty-seven thousand, two hundred eight".
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