Base | Representation |
---|---|
bin | 11011010001101… |
… | …10101010011100 |
3 | 120221112221001220 |
4 | 31220312222130 |
5 | 432034012333 |
6 | 34412133340 |
7 | 5445611442 |
oct | 1550665234 |
9 | 527487056 |
10 | 228813468 |
11 | 108182a44 |
12 | 64767250 |
13 | 385351b0 |
14 | 22562b92 |
15 | 1514b8b3 |
hex | da36a9c |
228813468 has 24 divisors (see below), whose sum is σ = 574967568. Its totient is φ = 70404096.
The previous prime is 228813457. The next prime is 228813469. The reversal of 228813468 is 864318822.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228813469) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733221 + ... + 733532.
It is an arithmetic number, because the mean of its divisors is an integer number (23956982).
Almost surely, 2228813468 is an apocalyptic number.
It is an amenable number.
228813468 is an abundant number, since it is smaller than the sum of its proper divisors (346154100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228813468 is a wasteful number, since it uses less digits than its factorization.
228813468 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1466773 (or 1466771 counting only the distinct ones).
The product of its digits is 147456, while the sum is 42.
The square root of 228813468 is about 15126.5815040940. The cubic root of 228813468 is about 611.6371572984.
The spelling of 228813468 in words is "two hundred twenty-eight million, eight hundred thirteen thousand, four hundred sixty-eight".
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