Base | Representation |
---|---|
bin | 1100101011101011… |
… | …11101110000000001 |
3 | 122120112011220222201 |
4 | 12111311331300001 |
5 | 102421040402131 |
6 | 3043350433201 |
7 | 330505566631 |
oct | 62565756001 |
9 | 18515156881 |
10 | 6808919041 |
11 | 2984503721 |
12 | 13a0362801 |
13 | 8468524a2 |
14 | 48841a6c1 |
15 | 29cb72761 |
hex | 195d7dc01 |
6808919041 has 4 divisors (see below), whose sum is σ = 6811890772. Its totient is φ = 6805947312.
The previous prime is 6808919009. The next prime is 6808919069. The reversal of 6808919041 is 1409198086.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 3476281600 + 3332637441 = 58960^2 + 57729^2 .
It is a cyclic number.
It is not a de Polignac number, because 6808919041 - 25 = 6808919009 is a prime.
It is a super-2 number, since 2×68089190412 = 92722757013784719362, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 6808918982 and 6808919000.
It is not an unprimeable number, because it can be changed into a prime (6808919941) 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 3 ways as a sum of consecutive naturals, for example, 1482426 + ... + 1487011.
It is an arithmetic number, because the mean of its divisors is an integer number (1702972693).
Almost surely, 26808919041 is an apocalyptic number.
It is an amenable number.
6808919041 is a deficient number, since it is larger than the sum of its proper divisors (2971731).
6808919041 is a wasteful number, since it uses less digits than its factorization.
6808919041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2971730.
The product of its (nonzero) digits is 124416, while the sum is 46.
The square root of 6808919041 is about 82516.1744205341. The cubic root of 6808919041 is about 1895.3644187920.
The spelling of 6808919041 in words is "six billion, eight hundred eight million, nine hundred nineteen thousand, forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •