Base | Representation |
---|---|
bin | 1000010100010000000001… |
… | …01010000000111010000110 |
3 | 2101202022110220002211200202 |
4 | 10022020000222000322012 |
5 | 4344112241312311014 |
6 | 102521214405410502 |
7 | 3565156144054052 |
oct | 412100052007206 |
9 | 71668426084622 |
10 | 18287981760134 |
11 | 5910986a34009 |
12 | 2074400109a32 |
13 | a2871a9cb538 |
14 | 473200704c62 |
15 | 21aaa43e23de |
hex | 10a200a80e86 |
18287981760134 has 16 divisors (see below), whose sum is σ = 27452567608368. Its totient is φ = 9137128171392.
The previous prime is 18287981760131. The next prime is 18287981760163. The reversal of 18287981760134 is 43106718978281.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18287981760131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15555362 + ... + 16689674.
It is an arithmetic number, because the mean of its divisors is an integer number (1715785475523).
Almost surely, 218287981760134 is an apocalyptic number.
18287981760134 is a deficient number, since it is larger than the sum of its proper divisors (9164585848234).
18287981760134 is a wasteful number, since it uses less digits than its factorization.
18287981760134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1140359.
The product of its (nonzero) digits is 32514048, while the sum is 65.
The spelling of 18287981760134 in words is "eighteen trillion, two hundred eighty-seven billion, nine hundred eighty-one million, seven hundred sixty thousand, one hundred thirty-four".
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