Base | Representation |
---|---|
bin | 11011001100100… |
… | …11011110010001 |
3 | 120220021222011100 |
4 | 31212103132101 |
5 | 431401120131 |
6 | 34345535013 |
7 | 5440125615 |
oct | 1546233621 |
9 | 526258140 |
10 | 228145041 |
11 | 107866823 |
12 | 644a4469 |
13 | 3835cb87 |
14 | 2242b345 |
15 | 150687e6 |
hex | d993791 |
228145041 has 6 divisors (see below), whose sum is σ = 329542850. Its totient is φ = 152096688.
The previous prime is 228145031. The next prime is 228145051. The reversal of 228145041 is 140541822.
It is an interprime number because it is at equal distance from previous prime (228145031) and next prime (228145051).
It can be written as a sum of positive squares in only one way, i.e., 224550225 + 3594816 = 14985^2 + 1896^2 .
It is not a de Polignac number, because 228145041 - 26 = 228144977 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 228144996 and 228145014.
It is not an unprimeable number, because it can be changed into a prime (228145031) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12674716 + ... + 12674733.
Almost surely, 2228145041 is an apocalyptic number.
It is an amenable number.
228145041 is a deficient number, since it is larger than the sum of its proper divisors (101397809).
228145041 is a wasteful number, since it uses less digits than its factorization.
228145041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25349455 (or 25349452 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 27.
The square root of 228145041 is about 15104.4708944074. The cubic root of 228145041 is about 611.0409896757.
Adding to 228145041 its reverse (140541822), we get a palindrome (368686863).
The spelling of 228145041 in words is "two hundred twenty-eight million, one hundred forty-five thousand, forty-one".
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