Base | Representation |
---|---|
bin | 101100001001… |
… | …010001000000 |
3 | 210202221012021 |
4 | 230021101000 |
5 | 10430303123 |
6 | 1052011224 |
7 | 200235310 |
oct | 54112100 |
9 | 23687167 |
10 | 11572288 |
11 | 6594482 |
12 | 3a60b14 |
13 | 2522410 |
14 | 1773440 |
15 | 1038c5d |
hex | b09440 |
11572288 has 56 divisors (see below), whose sum is σ = 28277312. Its totient is φ = 4575744.
The previous prime is 11572283. The next prime is 11572303. The reversal of 11572288 is 88227511.
It is a tau number, because it is divible by the number of its divisors (56).
It is not an unprimeable number, because it can be changed into a prime (11572283) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4831 + ... + 6817.
It is an arithmetic number, because the mean of its divisors is an integer number (504952).
Almost surely, 211572288 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11572288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14138656).
11572288 is an abundant number, since it is smaller than the sum of its proper divisors (16705024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11572288 is a wasteful number, since it uses less digits than its factorization.
11572288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2019 (or 2009 counting only the distinct ones).
The product of its digits is 8960, while the sum is 34.
The square root of 11572288 is about 3401.8065788636. The cubic root of 11572288 is about 226.1898318888.
Adding to 11572288 its reverse (88227511), we get a palindrome (99799799).
The spelling of 11572288 in words is "eleven million, five hundred seventy-two thousand, two hundred eighty-eight".
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