Base | Representation |
---|---|
bin | 111011100110101… |
… | …100101001101001 |
3 | 2120200200021020221 |
4 | 323212230221221 |
5 | 4022000000410 |
6 | 243121250041 |
7 | 33531601126 |
oct | 7346545151 |
9 | 2520607227 |
10 | 1000000105 |
11 | 473523975 |
12 | 23aa93921 |
13 | 12c23a250 |
14 | 96b4b74d |
15 | 5cbd14da |
hex | 3b9aca69 |
1000000105 has 8 divisors (see below), whose sum is σ = 1292307912. Its totient is φ = 738461568.
The previous prime is 1000000103. The next prime is 1000000123. The reversal of 1000000105 is 5010000001.
It can be written as a sum of positive squares in 4 ways, for example, as 68773849 + 931226256 = 8293^2 + 30516^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1000000105 - 21 = 1000000103 is a prime.
It is a super-2 number, since 2×10000001052 = 2000000420000022050, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1000000103) 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 7 ways as a sum of consecutive naturals, for example, 7692244 + ... + 7692373.
It is an arithmetic number, because the mean of its divisors is an integer number (161538489).
Almost surely, 21000000105 is an apocalyptic number.
It is an amenable number.
1000000105 is a deficient number, since it is larger than the sum of its proper divisors (292307807).
1000000105 is a wasteful number, since it uses less digits than its factorization.
1000000105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15384635.
The product of its (nonzero) digits is 5, while the sum is 7.
The square root of 1000000105 is about 31622.7782618795. The cubic root of 1000000105 is about 1000.0000350000. Note that the first 4 decimals are identical.
Adding to 1000000105 its reverse (5010000001), we get a palindrome (6010000106).
The spelling of 1000000105 in words is "one billion, one hundred five", and thus it is an aban number.
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