Base | Representation |
---|---|
bin | 11011001110100… |
… | …10101110010000 |
3 | 120220210010112120 |
4 | 31213102232100 |
5 | 431432412422 |
6 | 34355254240 |
7 | 5442255126 |
oct | 1547225620 |
9 | 526703476 |
10 | 228404112 |
11 | 107a23432 |
12 | 645aa380 |
13 | 38420a81 |
14 | 22497916 |
15 | 150ba45c |
hex | d9d2b90 |
228404112 has 80 divisors (see below), whose sum is σ = 640084032. Its totient is φ = 69898240.
The previous prime is 228404107. The next prime is 228404119. The reversal of 228404112 is 211404822.
228404112 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (228404119) 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, 30043 + ... + 36869.
Almost surely, 2228404112 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 228404112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (320042016).
228404112 is an abundant number, since it is smaller than the sum of its proper divisors (411679920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228404112 is a wasteful number, since it uses less digits than its factorization.
228404112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6896 (or 6890 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 24.
The square root of 228404112 is about 15113.0444318807. The cubic root of 228404112 is about 611.2721921844.
Adding to 228404112 its reverse (211404822), we get a palindrome (439808934).
The spelling of 228404112 in words is "two hundred twenty-eight million, four hundred four thousand, one hundred twelve".
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