Base | Representation |
---|---|
bin | 10101010100000100… |
… | …00110100111001111 |
3 | 1002112110021221200220 |
4 | 22222002012213033 |
5 | 141413302101222 |
6 | 5131234522423 |
7 | 553362413562 |
oct | 125202064717 |
9 | 32473257626 |
10 | 11442612687 |
11 | 4942069300 |
12 | 2274136413 |
13 | 1104838a4c |
14 | 7a79a84d9 |
15 | 46e86db5c |
hex | 2aa0869cf |
11442612687 has 48 divisors (see below), whose sum is σ = 17895118080. Its totient is φ = 6479637120.
The previous prime is 11442612661. The next prime is 11442612691. The reversal of 11442612687 is 78621624411.
It is not a de Polignac number, because 11442612687 - 223 = 11434224079 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11442612617) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 492118 + ... + 514844.
It is an arithmetic number, because the mean of its divisors is an integer number (372814960).
Almost surely, 211442612687 is an apocalyptic number.
11442612687 is a deficient number, since it is larger than the sum of its proper divisors (6452505393).
11442612687 is a wasteful number, since it uses less digits than its factorization.
11442612687 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22844 (or 22833 counting only the distinct ones).
The product of its digits is 129024, while the sum is 42.
The spelling of 11442612687 in words is "eleven billion, four hundred forty-two million, six hundred twelve thousand, six hundred eighty-seven".
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