Base | Representation |
---|---|
bin | 10100110111010000… |
… | …11011101000100101 |
3 | 1001220121122212011201 |
4 | 22123220123220211 |
5 | 140414424031041 |
6 | 5051244202501 |
7 | 544366642366 |
oct | 123350335045 |
9 | 31817585151 |
10 | 11201002021 |
11 | 4828745670 |
12 | 2207239431 |
13 | 1096772a61 |
14 | 783873b6d |
15 | 458545631 |
hex | 29ba1ba25 |
11201002021 has 16 divisors (see below), whose sum is σ = 12653035200. Its totient is φ = 9821952000.
The previous prime is 11201002013. The next prime is 11201002039. The reversal of 11201002021 is 12020010211.
11201002021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 11201002021 - 23 = 11201002013 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 11201001989 and 11201002007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11201002061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318565 + ... + 351973.
It is an arithmetic number, because the mean of its divisors is an integer number (790814700).
Almost surely, 211201002021 is an apocalyptic number.
11201002021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
11201002021 is a deficient number, since it is larger than the sum of its proper divisors (1452033179).
11201002021 is a wasteful number, since it uses less digits than its factorization.
11201002021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34500.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 11201002021 its reverse (12020010211), we get a palindrome (23221012232).
The spelling of 11201002021 in words is "eleven billion, two hundred one million, two thousand, twenty-one".
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