Base | Representation |
---|---|
bin | 11011010001111… |
… | …00111100101000 |
3 | 120221121020101020 |
4 | 31220330330220 |
5 | 432040323313 |
6 | 34412452440 |
7 | 5446046463 |
oct | 1550747450 |
9 | 527536336 |
10 | 228839208 |
11 | 1081a0314 |
12 | 6477a120 |
13 | 38543b20 |
14 | 2256c2da |
15 | 15154323 |
hex | da3cf28 |
228839208 has 32 divisors (see below), whose sum is σ = 616106400. Its totient is φ = 70411968.
The previous prime is 228839189. The next prime is 228839239. The reversal of 228839208 is 802938822.
228839208 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×2288392083 (a number of 26 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 228839208.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366418 + ... + 367041.
It is an arithmetic number, because the mean of its divisors is an integer number (19253325).
Almost surely, 2228839208 is an apocalyptic number.
It is an amenable number.
228839208 is an abundant number, since it is smaller than the sum of its proper divisors (387267192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228839208 is a wasteful number, since it uses less digits than its factorization.
228839208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 733481 (or 733477 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 42.
The square root of 228839208 is about 15127.4323002947. The cubic root of 228839208 is about 611.6600914818.
The spelling of 228839208 in words is "two hundred twenty-eight million, eight hundred thirty-nine thousand, two hundred eight".
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