Base | Representation |
---|---|
bin | 10101000110110011… |
… | …01011011101010101 |
3 | 1002020200221100021201 |
4 | 22203121223131111 |
5 | 141201311234110 |
6 | 5112222112501 |
7 | 550541622562 |
oct | 124331533525 |
9 | 32220840251 |
10 | 11331352405 |
11 | 489528685a |
12 | 2242a1b731 |
13 | 10b7781b69 |
14 | 796cc5869 |
15 | 464be2b3a |
hex | 2a366b755 |
11331352405 has 8 divisors (see below), whose sum is σ = 13688883000. Its totient is φ = 9004241856.
The previous prime is 11331352399. The next prime is 11331352427. The reversal of 11331352405 is 50425313311.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 745617636 + 10585734769 = 27306^2 + 102887^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11331352405 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7604190 + ... + 7605679.
It is an arithmetic number, because the mean of its divisors is an integer number (1711110375).
Almost surely, 211331352405 is an apocalyptic number.
It is an amenable number.
11331352405 is a deficient number, since it is larger than the sum of its proper divisors (2357530595).
11331352405 is a wasteful number, since it uses less digits than its factorization.
11331352405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15210023.
The product of its (nonzero) digits is 5400, while the sum is 28.
Adding to 11331352405 its reverse (50425313311), we get a palindrome (61756665716).
The spelling of 11331352405 in words is "eleven billion, three hundred thirty-one million, three hundred fifty-two thousand, four hundred five".
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