Base | Representation |
---|---|
bin | 11011010010010… |
… | …01000000000000 |
3 | 120221200202002200 |
4 | 31221021000000 |
5 | 432043413301 |
6 | 34413513200 |
7 | 5446343430 |
oct | 1551110000 |
9 | 527622080 |
10 | 228888576 |
11 | 108224414 |
12 | 647a2800 |
13 | 38560437 |
14 | 225822c0 |
15 | 15163c86 |
hex | da49000 |
228888576 has 156 divisors (see below), whose sum is σ = 756455232. Its totient is φ = 65323008.
The previous prime is 228888559. The next prime is 228888589. The reversal of 228888576 is 675888822.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 257605 + ... + 258491.
It is an arithmetic number, because the mean of its divisors is an integer number (4849072).
Almost surely, 2228888576 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 228888576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (378227616).
228888576 is an abundant number, since it is smaller than the sum of its proper divisors (527566656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228888576 is an equidigital number, since it uses as much as digits as its factorization.
228888576 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 924 (or 899 counting only the distinct ones).
The product of its digits is 3440640, while the sum is 54.
The square root of 228888576 is about 15129.0639498946. The cubic root of 228888576 is about 611.7040732576.
The spelling of 228888576 in words is "two hundred twenty-eight million, eight hundred eighty-eight thousand, five hundred seventy-six".
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