Base | Representation |
---|---|
bin | 1010000000001001… |
… | …1110000100011100 |
3 | 20221010022020022222 |
4 | 2200002132010130 |
5 | 20444330031022 |
6 | 1122232524512 |
7 | 123352066130 |
oct | 24002360434 |
9 | 6833266288 |
10 | 2685002012 |
11 | 1158682830 |
12 | 62b250738 |
13 | 33a364cb4 |
14 | 1b684b3c0 |
15 | 10aac1242 |
hex | a009e11c |
2685002012 has 48 divisors (see below), whose sum is σ = 5869264128. Its totient is φ = 1044126720.
The previous prime is 2685002011. The next prime is 2685002053. The reversal of 2685002012 is 2102005862.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2685002011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160508 + ... + 176444.
It is an arithmetic number, because the mean of its divisors is an integer number (122276336).
Almost surely, 22685002012 is an apocalyptic number.
2685002012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2685002012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2934632064).
2685002012 is an abundant number, since it is smaller than the sum of its proper divisors (3184262116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2685002012 is a wasteful number, since it uses less digits than its factorization.
2685002012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16506 (or 16504 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 2685002012 is about 51817.0050466061. The cubic root of 2685002012 is about 1389.8935467014.
Adding to 2685002012 its reverse (2102005862), we get a palindrome (4787007874).
The spelling of 2685002012 in words is "two billion, six hundred eighty-five million, two thousand, twelve".
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