Base | Representation |
---|---|
bin | 11011010011000… |
… | …00001101100000 |
3 | 120221212120111212 |
4 | 31221200031200 |
5 | 432104434043 |
6 | 34415525252 |
7 | 5450220545 |
oct | 1551401540 |
9 | 527776455 |
10 | 228983648 |
11 | 108289893 |
12 | 64829828 |
13 | 385947aa |
14 | 225a8bcc |
15 | 15182018 |
hex | da60360 |
228983648 has 24 divisors (see below), whose sum is σ = 453806640. Its totient is φ = 113731200.
The previous prime is 228983641. The next prime is 228983663. The reversal of 228983648 is 846389822.
228983648 is nontrivially palindromic in base 7.
It is a super-2 number, since 2×2289836482 = 104867022102775808, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 228983596 and 228983605.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228983641) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18863 + ... + 28526.
It is an arithmetic number, because the mean of its divisors is an integer number (18908610).
Almost surely, 2228983648 is an apocalyptic number.
It is an amenable number.
228983648 is a deficient number, since it is larger than the sum of its proper divisors (224822992).
228983648 is a wasteful number, since it uses less digits than its factorization.
228983648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47550 (or 47542 counting only the distinct ones).
The product of its digits is 1327104, while the sum is 50.
The square root of 228983648 is about 15132.2056554886. The cubic root of 228983648 is about 611.7887547513.
The spelling of 228983648 in words is "two hundred twenty-eight million, nine hundred eighty-three thousand, six hundred forty-eight".
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