Base | Representation |
---|---|
bin | 1100011011000010… |
… | …11000000100011010 |
3 | 122012210110202021121 |
4 | 12031201120010122 |
5 | 102124320212330 |
6 | 3021442155454 |
7 | 324162102151 |
oct | 61541300432 |
9 | 18183422247 |
10 | 6669304090 |
11 | 2912714969 |
12 | 1361652b8a |
13 | 82394b4a7 |
14 | 473a76598 |
15 | 29079517a |
hex | 18d85811a |
6669304090 has 32 divisors (see below), whose sum is σ = 12211120656. Its totient is φ = 2622113280.
The previous prime is 6669304027. The next prime is 6669304091. The reversal of 6669304090 is 904039666.
It can be written as a sum of positive squares in 8 ways, for example, as 2816743329 + 3852560761 = 53073^2 + 62069^2 .
It is not an unprimeable number, because it can be changed into a prime (6669304091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198300 + ... + 229480.
Almost surely, 26669304090 is an apocalyptic number.
6669304090 is a deficient number, since it is larger than the sum of its proper divisors (5541816566).
6669304090 is a wasteful number, since it uses less digits than its factorization.
6669304090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31554.
The product of its (nonzero) digits is 209952, while the sum is 43.
The square root of 6669304090 is about 81665.8073492205. The cubic root of 6669304090 is about 1882.3202160780.
The spelling of 6669304090 in words is "six billion, six hundred sixty-nine million, three hundred four thousand, ninety".
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