Base | Representation |
---|---|
bin | 11011001101010… |
… | …10011011010100 |
3 | 120220110202010112 |
4 | 31212222123110 |
5 | 431412122220 |
6 | 34351542152 |
7 | 5441000000 |
oct | 1546523324 |
9 | 526422115 |
10 | 228239060 |
11 | 107920425 |
12 | 6452a958 |
13 | 383938ca |
14 | 22453700 |
15 | 150865c5 |
hex | d9aa6d4 |
228239060 has 84 divisors (see below), whose sum is σ = 564949812. Its totient is φ = 77446656.
The previous prime is 228239057. The next prime is 228239071. The reversal of 228239060 is 60932822.
228239060 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 92236816 + 136002244 = 9604^2 + 11662^2 .
It is a nialpdrome in base 7.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 2352932 + ... + 2353028.
It is an arithmetic number, because the mean of its divisors is an integer number (6725593).
Almost surely, 2228239060 is an apocalyptic number.
228239060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 228239060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282474906).
228239060 is an abundant number, since it is smaller than the sum of its proper divisors (336710752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228239060 is an frugal number, since it uses more digits than its factorization.
228239060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148 (or 111 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 32.
The square root of 228239060 is about 15107.5828642440. The cubic root of 228239060 is about 611.1249151948.
The spelling of 228239060 in words is "two hundred twenty-eight million, two hundred thirty-nine thousand, sixty".
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