Base | Representation |
---|---|
bin | 11011010010011… |
… | …10010001111001 |
3 | 120221201211202121 |
4 | 31221032101321 |
5 | 432100111301 |
6 | 34414201241 |
7 | 5446463452 |
oct | 1551162171 |
9 | 527654677 |
10 | 228910201 |
11 | 108239693 |
12 | 647b3221 |
13 | 3856a230 |
14 | 2258a129 |
15 | 1516a3a1 |
hex | da4e479 |
228910201 has 8 divisors (see below), whose sum is σ = 246977024. Its totient is φ = 210908880.
The previous prime is 228910189. The next prime is 228910211. The reversal of 228910201 is 102019822.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 228910201 - 221 = 226813049 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (228910211) 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, 8985 + ... + 23206.
It is an arithmetic number, because the mean of its divisors is an integer number (30872128).
Almost surely, 2228910201 is an apocalyptic number.
It is an amenable number.
228910201 is a deficient number, since it is larger than the sum of its proper divisors (18066823).
228910201 is a wasteful number, since it uses less digits than its factorization.
228910201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32751.
The product of its (nonzero) digits is 576, while the sum is 25.
The square root of 228910201 is about 15129.7786170188. The cubic root of 228910201 is about 611.7233369014.
The spelling of 228910201 in words is "two hundred twenty-eight million, nine hundred ten thousand, two hundred one".
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