Base | Representation |
---|---|
bin | 1000011100000001110010… |
… | …11011110001111000100001 |
3 | 2102200212021100022222110120 |
4 | 10032000321123301320201 |
5 | 4413002043402132431 |
6 | 103244052413550453 |
7 | 3623366464146012 |
oct | 416007133617041 |
9 | 72625240288416 |
10 | 18555222302241 |
11 | 5a0425328a769 |
12 | 20b81624a5429 |
13 | a47999861321 |
14 | 482112b2d009 |
15 | 2229e5a9a196 |
hex | 10e0396f1e21 |
18555222302241 has 8 divisors (see below), whose sum is σ = 24746113560000. Its totient is φ = 12367239622992.
The previous prime is 18555222302191. The next prime is 18555222302249. The reversal of 18555222302241 is 14220322255581.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 18555222302241 - 217 = 18555222171169 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 18555222302193 and 18555222302202.
It is not an unprimeable number, because it can be changed into a prime (18555222302249) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 727129741 + ... + 727155258.
It is an arithmetic number, because the mean of its divisors is an integer number (3093264195000).
Almost surely, 218555222302241 is an apocalyptic number.
It is an amenable number.
18555222302241 is a deficient number, since it is larger than the sum of its proper divisors (6190891257759).
18555222302241 is a wasteful number, since it uses less digits than its factorization.
18555222302241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1454289255.
The product of its (nonzero) digits is 384000, while the sum is 42.
The spelling of 18555222302241 in words is "eighteen trillion, five hundred fifty-five billion, two hundred twenty-two million, three hundred two thousand, two hundred forty-one".
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