Base | Representation |
---|---|
bin | 100000111100100… |
… | …1010101101010001 |
3 | 2212001012110220112 |
4 | 1001321022231101 |
5 | 4231002130410 |
6 | 301410451105 |
7 | 36252431645 |
oct | 10171125521 |
9 | 2761173815 |
10 | 1105505105 |
11 | 518035391 |
12 | 26a293a95 |
13 | 14805a643 |
14 | a6b72c25 |
15 | 670c2105 |
hex | 41e4ab51 |
1105505105 has 8 divisors (see below), whose sum is σ = 1369400064. Its totient is φ = 855874800.
The previous prime is 1105505083. The next prime is 1105505131. The reversal of 1105505105 is 5015055011.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1105505105 - 218 = 1105242961 is a prime.
It is a super-2 number, since 2×11055051052 = 2444283074362122050, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3565991 + ... + 3566300.
It is an arithmetic number, because the mean of its divisors is an integer number (171175008).
Almost surely, 21105505105 is an apocalyptic number.
It is an amenable number.
1105505105 is a deficient number, since it is larger than the sum of its proper divisors (263894959).
1105505105 is an equidigital number, since it uses as much as digits as its factorization.
1105505105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7132327.
The product of its (nonzero) digits is 625, while the sum is 23.
The square root of 1105505105 is about 33249.1369060913. The cubic root of 1105505105 is about 1033.9993144120. Note that the first 3 decimals are identical.
The spelling of 1105505105 in words is "one billion, one hundred five million, five hundred five thousand, one hundred five".
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