Base | Representation |
---|---|
bin | 11010111110011… |
… | …01110011011001 |
3 | 120202210120010221 |
4 | 31133031303121 |
5 | 430412134214 |
6 | 34242040041 |
7 | 5415256210 |
oct | 1537156331 |
9 | 522716127 |
10 | 226286809 |
11 | 1068076a1 |
12 | 63949021 |
13 | 37b5c128 |
14 | 220a6077 |
15 | 14cece24 |
hex | d7cdcd9 |
226286809 has 8 divisors (see below), whose sum is σ = 258808320. Its totient is φ = 193814016.
The previous prime is 226286807. The next prime is 226286821. The reversal of 226286809 is 908682622.
It is a happy number.
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 226286809 - 21 = 226286807 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (226286803) 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, 1609 + ... + 21334.
It is an arithmetic number, because the mean of its divisors is an integer number (32351040).
Almost surely, 2226286809 is an apocalyptic number.
It is an amenable number.
226286809 is a deficient number, since it is larger than the sum of its proper divisors (32521511).
226286809 is a wasteful number, since it uses less digits than its factorization.
226286809 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24359.
The product of its (nonzero) digits is 165888, while the sum is 43.
The square root of 226286809 is about 15042.8324792906. The cubic root of 226286809 is about 609.3774971767.
The spelling of 226286809 in words is "two hundred twenty-six million, two hundred eighty-six thousand, eight hundred nine".
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