Base | Representation |
---|---|
bin | 11011001100000… |
… | …01101011111000 |
3 | 120220011021012221 |
4 | 31212001223320 |
5 | 431341302214 |
6 | 34344213424 |
7 | 5436403324 |
oct | 1546015370 |
9 | 526137187 |
10 | 228072184 |
11 | 10781700a |
12 | 6446a274 |
13 | 38335972 |
14 | 2240c984 |
15 | 15051e24 |
hex | d981af8 |
228072184 has 16 divisors (see below), whose sum is σ = 427862520. Its totient is φ = 113975520.
The previous prime is 228072139. The next prime is 228072191. The reversal of 228072184 is 481270822.
228072184 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2280721842 = 104033842229059712, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11154 + ... + 24094.
Almost surely, 2228072184 is an apocalyptic number.
It is an amenable number.
228072184 is a deficient number, since it is larger than the sum of its proper divisors (199790336).
228072184 is a wasteful number, since it uses less digits than its factorization.
228072184 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15150 (or 15146 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 34.
The square root of 228072184 is about 15102.0589324767. The cubic root of 228072184 is about 610.9759384362.
The spelling of 228072184 in words is "two hundred twenty-eight million, seventy-two thousand, one hundred eighty-four".
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