Base | Representation |
---|---|
bin | 1000010001111000111010… |
… | …11111101100001111001110 |
3 | 2101110120002110111011021221 |
4 | 10020330131133230033032 |
5 | 4341300122432332140 |
6 | 102420041102513554 |
7 | 3556254664566052 |
oct | 410743537541716 |
9 | 71416073434257 |
10 | 18206861214670 |
11 | 588a53955a5a7 |
12 | 2060740b958ba |
13 | a20b906a128b |
14 | 46d306bddc62 |
15 | 21890788014a |
hex | 108f1d7ec3ce |
18206861214670 has 8 divisors (see below), whose sum is σ = 32772350186424. Its totient is φ = 7282744485864.
The previous prime is 18206861214599. The next prime is 18206861214673. The reversal of 18206861214670 is 7641216860281.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18206861214673) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 910343060724 + ... + 910343060743.
It is an arithmetic number, because the mean of its divisors is an integer number (4096543773303).
Almost surely, 218206861214670 is an apocalyptic number.
18206861214670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
18206861214670 is a deficient number, since it is larger than the sum of its proper divisors (14565488971754).
18206861214670 is a wasteful number, since it uses less digits than its factorization.
18206861214670 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1820686121474.
The product of its (nonzero) digits is 1548288, while the sum is 52.
The spelling of 18206861214670 in words is "eighteen trillion, two hundred six billion, eight hundred sixty-one million, two hundred fourteen thousand, six hundred seventy".
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