Base | Representation |
---|---|
bin | 11011010010011… |
… | …11011001010001 |
3 | 120221202002000210 |
4 | 31221033121101 |
5 | 432100233034 |
6 | 34414234333 |
7 | 5446512666 |
oct | 1551173121 |
9 | 527662023 |
10 | 228914769 |
11 | 108242066 |
12 | 647b59a9 |
13 | 3856c335 |
14 | 2258ba6d |
15 | 1516b8e9 |
hex | da4f651 |
228914769 has 16 divisors (see below), whose sum is σ = 312203520. Its totient is φ = 149128320.
The previous prime is 228914759. The next prime is 228914773. The reversal of 228914769 is 967419822.
It is not a de Polignac number, because 228914769 - 213 = 228906577 is a prime.
It is a super-2 number, since 2×2289147692 = 104803942932646722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (228914759) 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, 172629 + ... + 173949.
It is an arithmetic number, because the mean of its divisors is an integer number (19512720).
Almost surely, 2228914769 is an apocalyptic number.
It is an amenable number.
228914769 is a deficient number, since it is larger than the sum of its proper divisors (83288751).
228914769 is a wasteful number, since it uses less digits than its factorization.
228914769 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2600.
The product of its digits is 435456, while the sum is 48.
The square root of 228914769 is about 15129.9295768354. The cubic root of 228914769 is about 611.7274059404.
The spelling of 228914769 in words is "two hundred twenty-eight million, nine hundred fourteen thousand, seven hundred sixty-nine".
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