Base | Representation |
---|---|
bin | 11011001010111… |
… | …00100100100011 |
3 | 120212212112200112 |
4 | 31211130210203 |
5 | 431321421123 |
6 | 34341041535 |
7 | 5435201162 |
oct | 1545344443 |
9 | 525775615 |
10 | 227920163 |
11 | 107722879 |
12 | 643b62ab |
13 | 382b1703 |
14 | 223ad3d9 |
15 | 15021d78 |
hex | d95c923 |
227920163 has 8 divisors (see below), whose sum is σ = 229636800. Its totient is φ = 226208808.
The previous prime is 227920159. The next prime is 227920211. The reversal of 227920163 is 361029722.
It is a happy number.
227920163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 227920163 - 22 = 227920159 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (227920123) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131420 + ... + 133142.
It is an arithmetic number, because the mean of its divisors is an integer number (28704600).
Almost surely, 2227920163 is an apocalyptic number.
227920163 is a deficient number, since it is larger than the sum of its proper divisors (1716637).
227920163 is a wasteful number, since it uses less digits than its factorization.
227920163 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2641.
The product of its (nonzero) digits is 9072, while the sum is 32.
The square root of 227920163 is about 15097.0249718281. The cubic root of 227920163 is about 610.8401600527.
Adding to 227920163 its reverse (361029722), we get a palindrome (588949885).
The spelling of 227920163 in words is "two hundred twenty-seven million, nine hundred twenty thousand, one hundred sixty-three".
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