Base | Representation |
---|---|
bin | 111011111100011… |
… | …1101011100001000 |
3 | 12012011211202002202 |
4 | 1313320331130020 |
5 | 13104410423144 |
6 | 531331415332 |
7 | 100562535326 |
oct | 16770753410 |
9 | 5164752082 |
10 | 2011420424 |
11 | 942437a32 |
12 | 481754548 |
13 | 260945600 |
14 | 1511ccd16 |
15 | bb8bb64e |
hex | 77e3d708 |
2011420424 has 48 divisors (see below), whose sum is σ = 4090752720. Its totient is φ = 926777280.
The previous prime is 2011420409. The next prime is 2011420447. The reversal of 2011420424 is 4240241102.
It is a junction number, because it is equal to n+sod(n) for n = 2011420396 and 2011420405.
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, 1279559 + ... + 1281129.
It is an arithmetic number, because the mean of its divisors is an integer number (85224015).
Almost surely, 22011420424 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2011420424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2045376360).
2011420424 is an abundant number, since it is smaller than the sum of its proper divisors (2079332296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2011420424 is a wasteful number, since it uses less digits than its factorization.
2011420424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2550 (or 2533 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 2011420424 is about 44848.8620145484. The cubic root of 2011420424 is about 1262.3146384597.
Adding to 2011420424 its reverse (4240241102), we get a palindrome (6251661526).
The spelling of 2011420424 in words is "two billion, eleven million, four hundred twenty thousand, four hundred twenty-four".
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