Base | Representation |
---|---|
bin | 10100101110111100… |
… | …10001100100101110 |
3 | 1001201202101002122200 |
4 | 22113132101210232 |
5 | 140244043334020 |
6 | 5040312522330 |
7 | 542561620041 |
oct | 122736214456 |
9 | 31652332580 |
10 | 11131230510 |
11 | 47a2320264 |
12 | 21a79b03a6 |
13 | 108518423a |
14 | 7784b0c58 |
15 | 452362590 |
hex | 29779192e |
11131230510 has 48 divisors (see below), whose sum is σ = 29043531504. Its totient is φ = 2957832576.
The previous prime is 11131230499. The next prime is 11131230511. The reversal of 11131230510 is 1503213111.
11131230510 is a `hidden beast` number, since 1 + 1 + 131 + 23 + 0 + 510 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11131230511) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193047 + ... + 243986.
It is an arithmetic number, because the mean of its divisors is an integer number (605073573).
Almost surely, 211131230510 is an apocalyptic number.
11131230510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11131230510 is an abundant number, since it is smaller than the sum of its proper divisors (17912300994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11131230510 is a wasteful number, since it uses less digits than its factorization.
11131230510 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 437329 (or 437326 counting only the distinct ones).
The product of its (nonzero) digits is 90, while the sum is 18.
Adding to 11131230510 its reverse (1503213111), we get a palindrome (12634443621).
The spelling of 11131230510 in words is "eleven billion, one hundred thirty-one million, two hundred thirty thousand, five hundred ten".
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