Base | Representation |
---|---|
bin | 10100111011111011… |
… | …01101011001010111 |
3 | 1002000100021222110211 |
4 | 22131331231121113 |
5 | 141004433243411 |
6 | 5055203030251 |
7 | 545353364434 |
oct | 123575553127 |
9 | 32010258424 |
10 | 11240134231 |
11 | 4848843237 |
12 | 221836b387 |
13 | 10a18c4601 |
14 | 788b3cb8b |
15 | 45bbc5221 |
hex | 29df6d657 |
11240134231 has 8 divisors (see below), whose sum is σ = 11310929280. Its totient is φ = 11169381048.
The previous prime is 11240134223. The next prime is 11240134237. The reversal of 11240134231 is 13243104211.
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 11240134231 - 23 = 11240134223 is a prime.
It is a super-2 number, since 2×112401342312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11240134237) 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, 662800 + ... + 679546.
It is an arithmetic number, because the mean of its divisors is an integer number (1413866160).
Almost surely, 211240134231 is an apocalyptic number.
11240134231 is a deficient number, since it is larger than the sum of its proper divisors (70795049).
11240134231 is a wasteful number, since it uses less digits than its factorization.
11240134231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20933.
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 11240134231 its reverse (13243104211), we get a palindrome (24483238442).
The spelling of 11240134231 in words is "eleven billion, two hundred forty million, one hundred thirty-four thousand, two hundred thirty-one".
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