Base | Representation |
---|---|
bin | 11011010010000… |
… | …00001001000000 |
3 | 120221121220022200 |
4 | 31221000021000 |
5 | 432041233123 |
6 | 34413033200 |
7 | 5446132560 |
oct | 1551001100 |
9 | 527556280 |
10 | 228852288 |
11 | 1081aa125 |
12 | 64785800 |
13 | 38549a72 |
14 | 22572da0 |
15 | 15158143 |
hex | da40240 |
228852288 has 168 divisors, whose sum is σ = 756025920. Its totient is φ = 64834560.
The previous prime is 228852257. The next prime is 228852293. The reversal of 228852288 is 882258822.
It is a tau number, because it is divible by the number of its divisors (168).
It is an unprimeable number.
It is an upside-down number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 850618 + ... + 850886.
Almost surely, 2228852288 is an apocalyptic number.
228852288 is a gapful number since it is divisible by the number (28) 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 228852288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (378012960).
228852288 is an abundant number, since it is smaller than the sum of its proper divisors (527173632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228852288 is a wasteful number, since it uses less digits than its factorization.
228852288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 505 (or 492 counting only the distinct ones).
The product of its digits is 327680, while the sum is 45.
The square root of 228852288 is about 15127.8646212874. The cubic root of 228852288 is about 611.6717450232.
The spelling of 228852288 in words is "two hundred twenty-eight million, eight hundred fifty-two thousand, two hundred eighty-eight".
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