Base | Representation |
---|---|
bin | 11011001101011… |
… | …00111001110000 |
3 | 120220111021001002 |
4 | 31212230321300 |
5 | 431412433300 |
6 | 34352101132 |
7 | 5441041364 |
oct | 1546547160 |
9 | 526437032 |
10 | 228249200 |
11 | 107928003 |
12 | 645347a8 |
13 | 383983ca |
14 | 224572a4 |
15 | 150895d5 |
hex | d9ace70 |
228249200 has 60 divisors (see below), whose sum is σ = 550122528. Its totient is φ = 91008000.
The previous prime is 228249199. The next prime is 228249211. The reversal of 228249200 is 2942822.
It is a congruent number.
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, 159689 + ... + 161111.
Almost surely, 2228249200 is an apocalyptic number.
228249200 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 228249200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275061264).
228249200 is an abundant number, since it is smaller than the sum of its proper divisors (321873328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228249200 is a wasteful number, since it uses less digits than its factorization.
228249200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1842 (or 1831 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 29.
The square root of 228249200 is about 15107.9184535792. The cubic root of 228249200 is about 611.1339652304.
The spelling of 228249200 in words is "two hundred twenty-eight million, two hundred forty-nine thousand, two hundred".
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