Base | Representation |
---|---|
bin | 111011111110000… |
… | …1000010100110100 |
3 | 12012020101222001021 |
4 | 1313330020110310 |
5 | 13110114021234 |
6 | 531401310524 |
7 | 100602566200 |
oct | 16774102464 |
9 | 5166358037 |
10 | 2012251444 |
11 | 942955325 |
12 | 481a95444 |
13 | 260b76938 |
14 | 151367b00 |
15 | bb9d29b4 |
hex | 77f08534 |
2012251444 has 36 divisors (see below), whose sum is σ = 4337339076. Its totient is φ = 811663104.
The previous prime is 2012251433. The next prime is 2012251453. The reversal of 2012251444 is 4441522102.
It can be written as a sum of positive squares in 2 ways, for example, as 1686087844 + 326163600 = 41062^2 + 18060^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 298627 + ... + 305290.
It is an arithmetic number, because the mean of its divisors is an integer number (120481641).
Almost surely, 22012251444 is an apocalyptic number.
It is an amenable number.
2012251444 is an abundant number, since it is smaller than the sum of its proper divisors (2325087632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2012251444 is a wasteful number, since it uses less digits than its factorization.
2012251444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 603952 (or 603943 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 25.
The square root of 2012251444 is about 44858.1257299054. The cubic root of 2012251444 is about 1262.4884566340.
Adding to 2012251444 its reverse (4441522102), we get a palindrome (6453773546).
The spelling of 2012251444 in words is "two billion, twelve million, two hundred fifty-one thousand, four hundred forty-four".
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