Base | Representation |
---|---|
bin | 11011001011111… |
… | …10010001110001 |
3 | 120220010120001221 |
4 | 31211332101301 |
5 | 431340330400 |
6 | 34344025041 |
7 | 5436314533 |
oct | 1545762161 |
9 | 526116057 |
10 | 228058225 |
11 | 10780757a |
12 | 64462181 |
13 | 3832c4c5 |
14 | 22407853 |
15 | 1504cc1a |
hex | d97e471 |
228058225 has 12 divisors (see below), whose sum is σ = 295088256. Its totient is φ = 174513680.
The previous prime is 228058189. The next prime is 228058249. The reversal of 228058225 is 522850822.
It is not a de Polignac number, because 228058225 - 211 = 228056177 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197737 + ... + 198886.
It is an arithmetic number, because the mean of its divisors is an integer number (24590688).
Almost surely, 2228058225 is an apocalyptic number.
228058225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
228058225 is a deficient number, since it is larger than the sum of its proper divisors (67030031).
228058225 is a wasteful number, since it uses less digits than its factorization.
228058225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 396656 (or 396651 counting only the distinct ones).
The product of its (nonzero) digits is 25600, while the sum is 34.
The square root of 228058225 is about 15101.5967698783. The cubic root of 228058225 is about 610.9634733955.
The spelling of 228058225 in words is "two hundred twenty-eight million, fifty-eight thousand, two hundred twenty-five".
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