Base | Representation |
---|---|
bin | 1011010101000001… |
… | …10010000111010001 |
3 | 120200212020212112200 |
4 | 11222200302013101 |
5 | 44423434233230 |
6 | 2443301113413 |
7 | 303500455116 |
oct | 55240620721 |
9 | 16625225480 |
10 | 6081946065 |
11 | 2641111108 |
12 | 12189b8869 |
13 | 75c05ab70 |
14 | 419a6090d |
15 | 258e23160 |
hex | 16a8321d1 |
6081946065 has 48 divisors (see below), whose sum is σ = 11367567120. Its totient is φ = 2990338560.
The previous prime is 6081946063. The next prime is 6081946069. The reversal of 6081946065 is 5606491806.
It can be written as a sum of positive squares in 8 ways, for example, as 3560769 + 6078385296 = 1887^2 + 77964^2 .
It is not a de Polignac number, because 6081946065 - 21 = 6081946063 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 6081946065.
It is not an unprimeable number, because it can be changed into a prime (6081946063) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 478695 + ... + 491235.
It is an arithmetic number, because the mean of its divisors is an integer number (236824315).
Almost surely, 26081946065 is an apocalyptic number.
6081946065 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
6081946065 is a deficient number, since it is larger than the sum of its proper divisors (5285621055).
6081946065 is a wasteful number, since it uses less digits than its factorization.
6081946065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13394 (or 13391 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 45.
The square root of 6081946065 is about 77986.8326385935. The cubic root of 6081946065 is about 1825.3557637577.
The spelling of 6081946065 in words is "six billion, eighty-one million, nine hundred forty-six thousand, sixty-five".
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