Base | Representation |
---|---|
bin | 1000010000000010010001… |
… | …10011101110001000001100 |
3 | 2101020110200020202200201010 |
4 | 10020001020303232020030 |
5 | 4334224144311014030 |
6 | 102330504301045220 |
7 | 3551541334106025 |
oct | 410011063561014 |
9 | 71213606680633 |
10 | 18143163376140 |
11 | 5865521809740 |
12 | 2050324856810 |
13 | a17b7bac926a |
14 | 46a1c31adc4c |
15 | 216e2a6916b0 |
hex | 108048cee20c |
18143163376140 has 96 divisors (see below), whose sum is σ = 56199668313600. Its totient is φ = 4336394137600.
The previous prime is 18143163376133. The next prime is 18143163376207. The reversal of 18143163376140 is 4167336134181.
It is a super-3 number, since 3×181431633761403 (a number of 41 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 18143163376140.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 193542165 + ... + 193635884.
It is an arithmetic number, because the mean of its divisors is an integer number (585413211600).
Almost surely, 218143163376140 is an apocalyptic number.
18143163376140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18143163376140 is an abundant number, since it is smaller than the sum of its proper divisors (38056504937460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18143163376140 is a wasteful number, since it uses less digits than its factorization.
18143163376140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 387178143 (or 387178141 counting only the distinct ones).
The product of its (nonzero) digits is 870912, while the sum is 48.
The spelling of 18143163376140 in words is "eighteen trillion, one hundred forty-three billion, one hundred sixty-three million, three hundred seventy-six thousand, one hundred forty".
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