Base | Representation |
---|---|
bin | 11011000101000… |
… | …00000101110010 |
3 | 120211102022200022 |
4 | 31202200011302 |
5 | 431122220041 |
6 | 34312323442 |
7 | 5425504331 |
oct | 1542400562 |
9 | 524368608 |
10 | 227148146 |
11 | 107245845 |
12 | 640a3582 |
13 | 380a11b4 |
14 | 2224bd18 |
15 | 14e1d24b |
hex | d8a0172 |
227148146 has 8 divisors (see below), whose sum is σ = 340857264. Its totient is φ = 113529060.
The previous prime is 227148139. The next prime is 227148149. The reversal of 227148146 is 641841722.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (227148149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15800 + ... + 26531.
It is an arithmetic number, because the mean of its divisors is an integer number (42607158).
Almost surely, 2227148146 is an apocalyptic number.
227148146 is a deficient number, since it is larger than the sum of its proper divisors (113709118).
227148146 is a wasteful number, since it uses less digits than its factorization.
227148146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45016.
The product of its digits is 21504, while the sum is 35.
The square root of 227148146 is about 15071.4347691253. The cubic root of 227148146 is about 610.1496954122.
Adding to 227148146 its reverse (641841722), we get a palindrome (868989868).
The spelling of 227148146 in words is "two hundred twenty-seven million, one hundred forty-eight thousand, one hundred forty-six".
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