Base | Representation |
---|---|
bin | 10100101110111011… |
… | …00110001000000100 |
3 | 1001201202001001112111 |
4 | 22113131212020010 |
5 | 140244022140143 |
6 | 5040305030404 |
7 | 542560246150 |
oct | 122735461004 |
9 | 31652031474 |
10 | 11131052548 |
11 | 47a2209590 |
12 | 21a7925404 |
13 | 1085121235 |
14 | 778466060 |
15 | 45232999d |
hex | 297766204 |
11131052548 has 96 divisors (see below), whose sum is σ = 24706031616. Its totient is φ = 4262160000.
The previous prime is 11131052539. The next prime is 11131052551. The reversal of 11131052548 is 84525013111.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9424518 + ... + 9425698.
It is an arithmetic number, because the mean of its divisors is an integer number (257354496).
Almost surely, 211131052548 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 11131052548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12353015808).
11131052548 is an abundant number, since it is smaller than the sum of its proper divisors (13574979068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11131052548 is a wasteful number, since it uses less digits than its factorization.
11131052548 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1705 (or 1703 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 31.
Adding to 11131052548 its reverse (84525013111), we get a palindrome (95656065659).
The spelling of 11131052548 in words is "eleven billion, one hundred thirty-one million, fifty-two thousand, five hundred forty-eight".
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