Base | Representation |
---|---|
bin | 1001110011000000100… |
… | …1010010101101011001 |
3 | 121002102220201102002011 |
4 | 2130300021102231121 |
5 | 10224200213414331 |
6 | 205153214505521 |
7 | 15105625601650 |
oct | 2346011225531 |
9 | 532386642064 |
10 | 168311466841 |
11 | 65420487221 |
12 | 287532052a1 |
13 | 12b44193c3b |
14 | 82096d8197 |
15 | 45a14ae3b1 |
hex | 2730252b59 |
168311466841 has 16 divisors (see below), whose sum is σ = 194660941824. Its totient is φ = 142545283344.
The previous prime is 168311466839. The next prime is 168311466901. The reversal of 168311466841 is 148664113861.
It is a cyclic number.
It is not a de Polignac number, because 168311466841 - 21 = 168311466839 is a prime.
It is a super-3 number, since 3×1683114668413 (a number of 35 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (168311466811) 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 15 ways as a sum of consecutive naturals, for example, 6495 + ... + 580228.
It is an arithmetic number, because the mean of its divisors is an integer number (12166308864).
Almost surely, 2168311466841 is an apocalyptic number.
It is an amenable number.
168311466841 is a deficient number, since it is larger than the sum of its proper divisors (26349474983).
168311466841 is a wasteful number, since it uses less digits than its factorization.
168311466841 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 587220.
The product of its digits is 663552, while the sum is 49.
The spelling of 168311466841 in words is "one hundred sixty-eight billion, three hundred eleven million, four hundred sixty-six thousand, eight hundred forty-one".
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