Base | Representation |
---|---|
bin | 101010100000… |
… | …010111110101 |
3 | 202222002211120 |
4 | 222200113311 |
5 | 10323031040 |
6 | 1034454153 |
7 | 163465563 |
oct | 52402765 |
9 | 22862746 |
10 | 11142645 |
11 | 63206a8 |
12 | 3894359 |
13 | 24019a7 |
14 | 16a0a33 |
15 | ea17d0 |
hex | aa05f5 |
11142645 has 16 divisors (see below), whose sum is σ = 18767040. Its totient is φ = 5629824.
The previous prime is 11142631. The next prime is 11142653. The reversal of 11142645 is 54624111.
It is a happy number.
11142645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 11142645 - 25 = 11142613 is a prime.
It is a zygodrome in base 4.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19264 + ... + 19833.
It is an arithmetic number, because the mean of its divisors is an integer number (1172940).
Almost surely, 211142645 is an apocalyptic number.
11142645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
11142645 is a deficient number, since it is larger than the sum of its proper divisors (7624395).
11142645 is a wasteful number, since it uses less digits than its factorization.
11142645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39124.
The product of its digits is 960, while the sum is 24.
The square root of 11142645 is about 3338.0600653673. The cubic root of 11142645 is about 223.3552155485.
Adding to 11142645 its reverse (54624111), we get a palindrome (65766756).
The spelling of 11142645 in words is "eleven million, one hundred forty-two thousand, six hundred forty-five".
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