Base | Representation |
---|---|
bin | 10100101110111110… |
… | …00101001101111001 |
3 | 1001201202202211211011 |
4 | 22113133011031321 |
5 | 140244122121131 |
6 | 5040321233521 |
7 | 542563460536 |
oct | 122737051571 |
9 | 31652684734 |
10 | 11131442041 |
11 | 47a2455185 |
12 | 21a7a928a1 |
13 | 10852295c5 |
14 | 778527d8d |
15 | 4523a50b1 |
hex | 2977c5379 |
11131442041 has 8 divisors (see below), whose sum is σ = 11519757000. Its totient is φ = 10743425280.
The previous prime is 11131442039. The next prime is 11131442057. The reversal of 11131442041 is 14024413111.
It can be written as a sum of positive squares in 4 ways, for example, as 4573681641 + 6557760400 = 67629^2 + 80980^2 .
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 11131442041 - 21 = 11131442039 is a prime.
It is not an unprimeable number, because it can be changed into a prime (11131442941) 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, 2785 + ... + 149233.
It is an arithmetic number, because the mean of its divisors is an integer number (1439969625).
Almost surely, 211131442041 is an apocalyptic number.
It is an amenable number.
11131442041 is a deficient number, since it is larger than the sum of its proper divisors (388314959).
11131442041 is a wasteful number, since it uses less digits than its factorization.
11131442041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149099.
The product of its (nonzero) digits is 384, while the sum is 22.
Adding to 11131442041 its reverse (14024413111), we get a palindrome (25155855152).
The spelling of 11131442041 in words is "eleven billion, one hundred thirty-one million, four hundred forty-two thousand, forty-one".
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