Base | Representation |
---|---|
bin | 1000010010000010101010… |
… | …10101011100010001000011 |
3 | 2101111001121002001100220012 |
4 | 10021001111111130101003 |
5 | 4341341331303103303 |
6 | 102422304154335135 |
7 | 3556531433313356 |
oct | 411012525342103 |
9 | 71431532040805 |
10 | 18212093019203 |
11 | 58917837a27a6 |
12 | 206176112a4ab |
13 | a215155715c5 |
14 | 46d6819a229d |
15 | 218b11d245d8 |
hex | 10905555c443 |
18212093019203 has 32 divisors (see below), whose sum is σ = 19327217280000. Its totient is φ = 17113054083840.
The previous prime is 18212093019179. The next prime is 18212093019209. The reversal of 18212093019203 is 30291039021281.
It is a cyclic number.
It is not a de Polignac number, because 18212093019203 - 216 = 18212092953667 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (18212093019209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6818453558 + ... + 6818456228.
It is an arithmetic number, because the mean of its divisors is an integer number (603975540000).
Almost surely, 218212093019203 is an apocalyptic number.
18212093019203 is a deficient number, since it is larger than the sum of its proper divisors (1115124260797).
18212093019203 is a wasteful number, since it uses less digits than its factorization.
18212093019203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6075.
The product of its (nonzero) digits is 46656, while the sum is 41.
The spelling of 18212093019203 in words is "eighteen trillion, two hundred twelve billion, ninety-three million, nineteen thousand, two hundred three".
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