Base | Representation |
---|---|
bin | 1000001111000010010100… |
… | …01010000111111111001011 |
3 | 2101010012001020110212222201 |
4 | 10013201022022013333023 |
5 | 4333143334012204300 |
6 | 102303025134101031 |
7 | 3546214411504405 |
oct | 407411212077713 |
9 | 71105036425881 |
10 | 18108826288075 |
11 | 5851a01386206 |
12 | 204574134a777 |
13 | a1486902a683 |
14 | 468686b45b75 |
15 | 2160bae0966a |
hex | 10784a287fcb |
18108826288075 has 24 divisors (see below), whose sum is σ = 23637073201920. Its totient is φ = 13724416087200.
The previous prime is 18108826288031. The next prime is 18108826288079. The reversal of 18108826288075 is 57088262880181.
It is a happy number.
It is not a de Polignac number, because 18108826288075 - 243 = 9312733265867 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 18108826287998 and 18108826288016.
It is not an unprimeable number, because it can be changed into a prime (18108826288079) 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, 49944690 + ... + 50305960.
It is an arithmetic number, because the mean of its divisors is an integer number (984878050080).
Almost surely, 218108826288075 is an apocalyptic number.
18108826288075 is a deficient number, since it is larger than the sum of its proper divisors (5528246913845).
18108826288075 is a wasteful number, since it uses less digits than its factorization.
18108826288075 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 466827 (or 466822 counting only the distinct ones).
The product of its (nonzero) digits is 27525120, while the sum is 64.
The spelling of 18108826288075 in words is "eighteen trillion, one hundred eight billion, eight hundred twenty-six million, two hundred eighty-eight thousand, seventy-five".
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