Base | Representation |
---|---|
bin | 1000010010111001011000… |
… | …01000000011010011001001 |
3 | 2101120212102011021102220121 |
4 | 10021130230020003103021 |
5 | 4342332010400224111 |
6 | 102444003004223241 |
7 | 3561621354124615 |
oct | 411345410032311 |
9 | 71525364242817 |
10 | 18241466414281 |
11 | 58a3187267220 |
12 | 206739a23ab21 |
13 | a24216b84256 |
14 | 470c6aada345 |
15 | 219780927871 |
hex | 10972c2034c9 |
18241466414281 has 32 divisors (see below), whose sum is σ = 21371490708480. Its totient is φ = 15394048315200.
The previous prime is 18241466414263. The next prime is 18241466414359.
18241466414281 is nontrivially palindromic in base 10.
It is a cyclic number.
It is not a de Polignac number, because 18241466414281 - 219 = 18241465889993 is a prime.
It is a super-2 number, since 2×182414664142812 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (18241466814281) 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, 632806 + ... + 6073168.
It is an arithmetic number, because the mean of its divisors is an integer number (667859084640).
Almost surely, 218241466414281 is an apocalyptic number.
18241466414281 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
18241466414281 is a deficient number, since it is larger than the sum of its proper divisors (3130024294199).
18241466414281 is a wasteful number, since it uses less digits than its factorization.
18241466414281 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5440717.
The product of its digits is 2359296, while the sum is 52.
The spelling of 18241466414281 in words is "eighteen trillion, two hundred forty-one billion, four hundred sixty-six million, four hundred fourteen thousand, two hundred eighty-one".
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