Base | Representation |
---|---|
bin | 11011010010010… |
… | …00011001000110 |
3 | 120221200121200110 |
4 | 31221020121012 |
5 | 432043323321 |
6 | 34413453450 |
7 | 5446333242 |
oct | 1551103106 |
9 | 527617613 |
10 | 228886086 |
11 | 108222560 |
12 | 647a1286 |
13 | 3855c270 |
14 | 22581422 |
15 | 15163176 |
hex | da48646 |
228886086 has 32 divisors (see below), whose sum is σ = 537804288. Its totient is φ = 64023840.
The previous prime is 228886081. The next prime is 228886111. The reversal of 228886086 is 680688822.
228886086 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228886081) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132526 + ... + 134241.
It is an arithmetic number, because the mean of its divisors is an integer number (16806384).
Almost surely, 2228886086 is an apocalyptic number.
228886086 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
228886086 is an abundant number, since it is smaller than the sum of its proper divisors (308918202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228886086 is a wasteful number, since it uses less digits than its factorization.
228886086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 266796.
The product of its (nonzero) digits is 589824, while the sum is 48.
The square root of 228886086 is about 15128.9816577323. The cubic root of 228886086 is about 611.7018550769.
The spelling of 228886086 in words is "two hundred twenty-eight million, eight hundred eighty-six thousand, eighty-six".
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