Base | Representation |
---|---|
bin | 10100100010111011… |
… | …10010110100000101 |
3 | 1001110201201110202001 |
4 | 22101131302310011 |
5 | 140042243104341 |
6 | 5022312345301 |
7 | 540226126522 |
oct | 122135626405 |
9 | 31421643661 |
10 | 11030441221 |
11 | 475043a828 |
12 | 217a0a5231 |
13 | 106a3253c7 |
14 | 768d56149 |
15 | 4485a3d31 |
hex | 291772d05 |
11030441221 has 8 divisors (see below), whose sum is σ = 11330888184. Its totient is φ = 10730116800.
The previous prime is 11030441207. The next prime is 11030441237. The reversal of 11030441221 is 12214403011.
It can be written as a sum of positive squares in 4 ways, for example, as 10050062500 + 980378721 = 100250^2 + 31311^2 .
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 11030441221 - 229 = 10493570309 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11030441251) 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, 169371 + ... + 225271.
It is an arithmetic number, because the mean of its divisors is an integer number (1416361023).
Almost surely, 211030441221 is an apocalyptic number.
It is an amenable number.
11030441221 is a deficient number, since it is larger than the sum of its proper divisors (300446963).
11030441221 is an equidigital number, since it uses as much as digits as its factorization.
11030441221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61271.
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 11030441221 its reverse (12214403011), we get a palindrome (23244844232).
It can be divided in two parts, 110304 and 41221, that added together give a triangular number (151525 = T550).
The spelling of 11030441221 in words is "eleven billion, thirty million, four hundred forty-one thousand, two hundred twenty-one".
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