Base | Representation |
---|---|
bin | 10100110111101111… |
… | …01110010010110001 |
3 | 1001220220012111220221 |
4 | 22123313232102301 |
5 | 140421440314414 |
6 | 5051510133041 |
7 | 544446006262 |
oct | 123367562261 |
9 | 31826174827 |
10 | 11205010609 |
11 | 482aa33351 |
12 | 2208651181 |
13 | 10975474c0 |
14 | 7841d8969 |
15 | 458a88224 |
hex | 29bdee4b1 |
11205010609 has 8 divisors (see below), whose sum is σ = 12085254720. Its totient is φ = 10327383696.
The previous prime is 11205010561. The next prime is 11205010627. The reversal of 11205010609 is 90601050211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 11205010609 - 223 = 11196622001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11205010669) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645397 + ... + 662530.
It is an arithmetic number, because the mean of its divisors is an integer number (1510656840).
Almost surely, 211205010609 is an apocalyptic number.
It is an amenable number.
11205010609 is a deficient number, since it is larger than the sum of its proper divisors (880244111).
11205010609 is a wasteful number, since it uses less digits than its factorization.
11205010609 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1308599.
The product of its (nonzero) digits is 540, while the sum is 25.
The spelling of 11205010609 in words is "eleven billion, two hundred five million, ten thousand, six hundred nine".
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