Base | Representation |
---|---|
bin | 100000111100001… |
… | …1010100001100101 |
3 | 2212000211110012001 |
4 | 1001320122201211 |
5 | 4230424321444 |
6 | 301402325301 |
7 | 36250650400 |
oct | 10170324145 |
9 | 2760743161 |
10 | 1105307749 |
11 | 517a10087 |
12 | 26a1b9831 |
13 | 147cbb870 |
14 | a6b20d37 |
15 | 670838d4 |
hex | 41e1a865 |
1105307749 has 24 divisors (see below), whose sum is σ = 1386872928. Its totient is φ = 873139680.
The previous prime is 1105307747. The next prime is 1105307773. The reversal of 1105307749 is 9477035011.
It is not a de Polignac number, because 1105307749 - 21 = 1105307747 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1105307747) 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 23 ways as a sum of consecutive naturals, for example, 617634 + ... + 619420.
It is an arithmetic number, because the mean of its divisors is an integer number (57786372).
Almost surely, 21105307749 is an apocalyptic number.
It is an amenable number.
1105307749 is a deficient number, since it is larger than the sum of its proper divisors (281565179).
1105307749 is a wasteful number, since it uses less digits than its factorization.
1105307749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2785 (or 2778 counting only the distinct ones).
The product of its (nonzero) digits is 26460, while the sum is 37.
The square root of 1105307749 is about 33246.1689371873. The cubic root of 1105307749 is about 1033.9377805146.
The spelling of 1105307749 in words is "one billion, one hundred five million, three hundred seven thousand, seven hundred forty-nine".
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