Base | Representation |
---|---|
bin | 110000000101110… |
… | …001001000000111 |
3 | 2002020011121122200 |
4 | 300011301020013 |
5 | 3123021141221 |
6 | 212020525543 |
7 | 25664561655 |
oct | 6005611007 |
9 | 2066147580 |
10 | 806818311 |
11 | 3844785a2 |
12 | 1a62508b3 |
13 | cb1cc4b0 |
14 | 79221dd5 |
15 | 4ac72426 |
hex | 30171207 |
806818311 has 48 divisors (see below), whose sum is σ = 1334563776. Its totient is φ = 465873408.
The previous prime is 806818303. The next prime is 806818339. The reversal of 806818311 is 113818608.
It is not a de Polignac number, because 806818311 - 23 = 806818303 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (806818301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 139795 + ... + 145451.
It is an arithmetic number, because the mean of its divisors is an integer number (27803412).
Almost surely, 2806818311 is an apocalyptic number.
806818311 is a deficient number, since it is larger than the sum of its proper divisors (527745465).
806818311 is a wasteful number, since it uses less digits than its factorization.
806818311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5752 (or 5749 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 36.
The square root of 806818311 is about 28404.5473648147. The cubic root of 806818311 is about 930.9476258310.
The spelling of 806818311 in words is "eight hundred six million, eight hundred eighteen thousand, three hundred eleven".
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