Base | Representation |
---|---|
bin | 111111110001010… |
… | …110000011110010 |
3 | 2202120012112220121 |
4 | 333301112003302 |
5 | 4142343300033 |
6 | 254055400454 |
7 | 35341000015 |
oct | 7761260362 |
9 | 2676175817 |
10 | 1069900018 |
11 | 4a9a267a0 |
12 | 25a38312a |
13 | 140872345 |
14 | a214537c |
15 | 63ddc62d |
hex | 3fc560f2 |
1069900018 has 16 divisors (see below), whose sum is σ = 1759550400. Its totient is φ = 483872400.
The previous prime is 1069900003. The next prime is 1069900031. The reversal of 1069900018 is 8100099601.
It is a super-2 number, since 2×10699000182 = 2289372097032800648, which contains 22 as substring.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 117813 + ... + 126568.
It is an arithmetic number, because the mean of its divisors is an integer number (109971900).
Almost surely, 21069900018 is an apocalyptic number.
1069900018 is a deficient number, since it is larger than the sum of its proper divisors (689650382).
1069900018 is a wasteful number, since it uses less digits than its factorization.
1069900018 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 244593.
The product of its (nonzero) digits is 3888, while the sum is 34.
The square root of 1069900018 is about 32709.3261624265. The cubic root of 1069900018 is about 1022.7772633002. Note that the first 3 decimals are identical.
Adding to 1069900018 its reverse (8100099601), we get a palindrome (9169999619).
The spelling of 1069900018 in words is "one billion, sixty-nine million, nine hundred thousand, eighteen".
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