Base | Representation |
---|---|
bin | 11011001111101… |
… | …00111001000000 |
3 | 120221001020111222 |
4 | 31213310321000 |
5 | 432001402224 |
6 | 34402254212 |
7 | 5443410140 |
oct | 1547647100 |
9 | 527036458 |
10 | 228544064 |
11 | 1080095a1 |
12 | 64657368 |
13 | 3846c698 |
14 | 224d2920 |
15 | 150e6b5e |
hex | d9f4e40 |
228544064 has 56 divisors (see below), whose sum is σ = 526865088. Its totient is φ = 96330240.
The previous prime is 228544051. The next prime is 228544133. The reversal of 228544064 is 460445822.
228544064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (56).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23147 + ... + 31509.
Almost surely, 2228544064 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 228544064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263432544).
228544064 is an abundant number, since it is smaller than the sum of its proper divisors (298321024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228544064 is an equidigital number, since it uses as much as digits as its factorization.
228544064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8443 (or 8433 counting only the distinct ones).
The product of its (nonzero) digits is 61440, while the sum is 35.
The square root of 228544064 is about 15117.6738951467. The cubic root of 228544064 is about 611.3970167013.
Adding to 228544064 its reverse (460445822), we get a palindrome (688989886).
The spelling of 228544064 in words is "two hundred twenty-eight million, five hundred forty-four thousand, sixty-four".
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