Base | Representation |
---|---|
bin | 11011001110111… |
… | …11010111000010 |
3 | 120220212202112200 |
4 | 31213133113002 |
5 | 431441041444 |
6 | 34400334030 |
7 | 5442562053 |
oct | 1547372702 |
9 | 526782480 |
10 | 228455874 |
11 | 107a59309 |
12 | 64614316 |
13 | 3843b4ba |
14 | 224ac72a |
15 | 150ca969 |
hex | d9df5c2 |
228455874 has 24 divisors (see below), whose sum is σ = 495377532. Its totient is φ = 76092000.
The previous prime is 228455873. The next prime is 228455891. The reversal of 228455874 is 478554822.
228455874 is a `hidden beast` number, since 2 + 28 + 4 + 558 + 74 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 228161025 + 294849 = 15105^2 + 543^2 .
It is not an unprimeable number, because it can be changed into a prime (228455873) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22624 + ... + 31124.
Almost surely, 2228455874 is an apocalyptic number.
228455874 is an abundant number, since it is smaller than the sum of its proper divisors (266921658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228455874 is a wasteful number, since it uses less digits than its factorization.
228455874 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10002 (or 9999 counting only the distinct ones).
The product of its digits is 716800, while the sum is 45.
The square root of 228455874 is about 15114.7568290065. The cubic root of 228455874 is about 611.3183651438.
The spelling of 228455874 in words is "two hundred twenty-eight million, four hundred fifty-five thousand, eight hundred seventy-four".
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