Base | Representation |
---|---|
bin | 101010010001… |
… | …100010001110 |
3 | 202212000110122 |
4 | 222101202032 |
5 | 10314104440 |
6 | 1033304542 |
7 | 163123442 |
oct | 52214216 |
9 | 22760418 |
10 | 11081870 |
11 | 6289a78 |
12 | 3865152 |
13 | 23b0127 |
14 | 1686822 |
15 | e8d7b5 |
hex | a9188e |
11081870 has 32 divisors (see below), whose sum is σ = 20864736. Its totient is φ = 4233600.
The previous prime is 11081843. The next prime is 11081879. The reversal of 11081870 is 7818011.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11081879) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22325 + ... + 22815.
It is an arithmetic number, because the mean of its divisors is an integer number (652023).
Almost surely, 211081870 is an apocalyptic number.
11081870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11081870 is a deficient number, since it is larger than the sum of its proper divisors (9782866).
11081870 is a wasteful number, since it uses less digits than its factorization.
11081870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 596.
The product of its (nonzero) digits is 448, while the sum is 26.
The square root of 11081870 is about 3328.9442770945. The cubic root of 11081870 is about 222.9483950917.
Adding to 11081870 its reverse (7818011), we get a palindrome (18899881).
The spelling of 11081870 in words is "eleven million, eighty-one thousand, eight hundred seventy".
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