Base | Representation |
---|---|
bin | 1000001101110101111011… |
… | …10100011010110001001100 |
3 | 2100222021012020102100220221 |
4 | 10012322331310122301030 |
5 | 4332010342133110212 |
6 | 102232123544321124 |
7 | 3543233231140552 |
oct | 406727564326114 |
9 | 70867166370827 |
10 | 18067817081932 |
11 | 5836577796702 |
12 | 20397b74731a4 |
13 | a10a31b66817 |
14 | 4666b6511bd2 |
15 | 214ebaa23807 |
hex | 106ebdd1ac4c |
18067817081932 has 12 divisors (see below), whose sum is σ = 31618749180256. Its totient is φ = 9033888744720.
The previous prime is 18067817081921. The next prime is 18067817081947. The reversal of 18067817081932 is 23918071876081.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2790948 + ... + 6627595.
Almost surely, 218067817081932 is an apocalyptic number.
It is an amenable number.
18067817081932 is a deficient number, since it is larger than the sum of its proper divisors (13550932098324).
18067817081932 is a wasteful number, since it uses less digits than its factorization.
18067817081932 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9898128 (or 9898126 counting only the distinct ones).
The product of its (nonzero) digits is 8128512, while the sum is 61.
The spelling of 18067817081932 in words is "eighteen trillion, sixty-seven billion, eight hundred seventeen million, eighty-one thousand, nine hundred thirty-two".
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