Base | Representation |
---|---|
bin | 11011001100100… |
… | …11111110101100 |
3 | 120220022002000012 |
4 | 31212103332230 |
5 | 431401201431 |
6 | 34345552352 |
7 | 5440134641 |
oct | 1546237654 |
9 | 526262005 |
10 | 228147116 |
11 | 10786833a |
12 | 644a56b8 |
13 | 38360ac2 |
14 | 2242bdc8 |
15 | 1506922b |
hex | d993fac |
228147116 has 6 divisors (see below), whose sum is σ = 399257460. Its totient is φ = 114073556.
The previous prime is 228147107. The next prime is 228147133. The reversal of 228147116 is 611741822.
It is a happy number.
It is a super-2 number, since 2×2281471162 = 104102213078234912, which contains 22 as substring.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 28518386 + ... + 28518393.
It is an arithmetic number, because the mean of its divisors is an integer number (66542910).
Almost surely, 2228147116 is an apocalyptic number.
It is an amenable number.
228147116 is a deficient number, since it is larger than the sum of its proper divisors (171110344).
228147116 is a wasteful number, since it uses less digits than its factorization.
228147116 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57036783 (or 57036781 counting only the distinct ones).
The product of its digits is 5376, while the sum is 32.
The square root of 228147116 is about 15104.5395825229. The cubic root of 228147116 is about 611.0428421613.
Adding to 228147116 its reverse (611741822), we get a palindrome (839888938).
The spelling of 228147116 in words is "two hundred twenty-eight million, one hundred forty-seven thousand, one hundred sixteen".
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