Base | Representation |
---|---|
bin | 1000010011001101101011… |
… | …00011100001110100110011 |
3 | 2101121220112111022002100212 |
4 | 10021212311203201310303 |
5 | 4343021314134433022 |
6 | 102453004103134335 |
7 | 3562455355256342 |
oct | 411466543416463 |
9 | 71556474262325 |
10 | 18252362030387 |
11 | 58a7868589931 |
12 | 206951b1443ab |
13 | a25262291884 |
14 | 4715c1b97b59 |
15 | 219bbc2483e2 |
hex | 1099b58e1d33 |
18252362030387 has 8 divisors (see below), whose sum is σ = 18344534880000. Its totient is φ = 18160193705544.
The previous prime is 18252362030341. The next prime is 18252362030443. The reversal of 18252362030387 is 78303026325281.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 18252362030387 - 212 = 18252362026291 is a prime.
It is a super-2 number, since 2×182523620303872 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (18252362030687) 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, 7108058 + ... + 9328944.
It is an arithmetic number, because the mean of its divisors is an integer number (2293066860000).
Almost surely, 218252362030387 is an apocalyptic number.
18252362030387 is a deficient number, since it is larger than the sum of its proper divisors (92172849613).
18252362030387 is a wasteful number, since it uses less digits than its factorization.
18252362030387 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2262385.
The product of its (nonzero) digits is 2903040, while the sum is 50.
The spelling of 18252362030387 in words is "eighteen trillion, two hundred fifty-two billion, three hundred sixty-two million, thirty thousand, three hundred eighty-seven".
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