Base | Representation |
---|---|
bin | 11011001100101… |
… | …01001101110111 |
3 | 120220022022221212 |
4 | 31212111031313 |
5 | 431401332213 |
6 | 34350032035 |
7 | 5440155500 |
oct | 1546251567 |
9 | 526268855 |
10 | 228152183 |
11 | 107871126 |
12 | 644a861b |
13 | 383631bc |
14 | 2242dba7 |
15 | 1506a9a8 |
hex | d995377 |
228152183 has 6 divisors (see below), whose sum is σ = 265401576. Its totient is φ = 195558972.
The previous prime is 228152179. The next prime is 228152231. The reversal of 228152183 is 381251822.
It is a happy number.
It is not a de Polignac number, because 228152183 - 22 = 228152179 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228152983) 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 5 ways as a sum of consecutive naturals, for example, 2328035 + ... + 2328132.
It is an arithmetic number, because the mean of its divisors is an integer number (44233596).
Almost surely, 2228152183 is an apocalyptic number.
228152183 is a deficient number, since it is larger than the sum of its proper divisors (37249393).
228152183 is an equidigital number, since it uses as much as digits as its factorization.
228152183 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4656181 (or 4656174 counting only the distinct ones).
The product of its digits is 7680, while the sum is 32.
The square root of 228152183 is about 15104.7073126228. The cubic root of 228152183 is about 611.0473657501.
The spelling of 228152183 in words is "two hundred twenty-eight million, one hundred fifty-two thousand, one hundred eighty-three".
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