Base | Representation |
---|---|
bin | 100000110110010… |
… | …1010100101011101 |
3 | 2211211000222022001 |
4 | 1001230222211131 |
5 | 4224132242210 |
6 | 301212322301 |
7 | 36212532100 |
oct | 10154524535 |
9 | 2754028261 |
10 | 1102227805 |
11 | 5161a7078 |
12 | 269173391 |
13 | 147480a03 |
14 | a655c737 |
15 | 66b7603a |
hex | 41b2a95d |
1102227805 has 48 divisors (see below), whose sum is σ = 1586992176. Its totient is φ = 732318720.
The previous prime is 1102227761. The next prime is 1102227821. The reversal of 1102227805 is 5087222011.
It can be written as a sum of positive squares in 8 ways, for example, as 80658361 + 1021569444 = 8981^2 + 31962^2 .
It is not a de Polignac number, because 1102227805 - 227 = 968010077 is a prime.
It is a super-2 number, since 2×11022278052 = 2429812268230236050, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1978587 + ... + 1979143.
It is an arithmetic number, because the mean of its divisors is an integer number (33062337).
Almost surely, 21102227805 is an apocalyptic number.
It is an amenable number.
1102227805 is a deficient number, since it is larger than the sum of its proper divisors (484764371).
1102227805 is a wasteful number, since it uses less digits than its factorization.
1102227805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 814 (or 807 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 28.
The square root of 1102227805 is about 33199.8163398534. The cubic root of 1102227805 is about 1032.9765300092.
Adding to 1102227805 its reverse (5087222011), we get a palindrome (6189449816).
The spelling of 1102227805 in words is "one billion, one hundred two million, two hundred twenty-seven thousand, eight hundred five".
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