Base | Representation |
---|---|
bin | 10110011100001… |
… | …10000100010001 |
3 | 111010012210112221 |
4 | 23032012010101 |
5 | 341142303431 |
6 | 30402421041 |
7 | 4444023013 |
oct | 1316060421 |
9 | 433183487 |
10 | 188244241 |
11 | 97293759 |
12 | 53061781 |
13 | 2cccc533 |
14 | 1b0021b3 |
15 | 117d6111 |
hex | b386111 |
188244241 has 8 divisors (see below), whose sum is σ = 189826344. Its totient is φ = 186668160.
The previous prime is 188244233. The next prime is 188244253. The reversal of 188244241 is 142442881.
It can be written as a sum of positive squares in 4 ways, for example, as 36954241 + 151290000 = 6079^2 + 12300^2 .
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 188244241 - 23 = 188244233 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 188244197 and 188244206.
It is not an unprimeable number, because it can be changed into a prime (188244211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77871 + ... + 80251.
It is an arithmetic number, because the mean of its divisors is an integer number (23728293).
Almost surely, 2188244241 is an apocalyptic number.
It is an amenable number.
188244241 is a deficient number, since it is larger than the sum of its proper divisors (1582103).
188244241 is a wasteful number, since it uses less digits than its factorization.
188244241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3011.
The product of its digits is 16384, while the sum is 34.
The square root of 188244241 is about 13720.2128627802. The cubic root of 188244241 is about 573.1134044320.
The spelling of 188244241 in words is "one hundred eighty-eight million, two hundred forty-four thousand, two hundred forty-one".
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