Base | Representation |
---|---|
bin | 11011000100111… |
… | …01001011100101 |
3 | 120211101201022221 |
4 | 31202131023211 |
5 | 431121324404 |
6 | 34312152341 |
7 | 5425424515 |
oct | 1542351345 |
9 | 524351287 |
10 | 227136229 |
11 | 1072378a1 |
12 | 640986b1 |
13 | 38098948 |
14 | 22247845 |
15 | 14e19954 |
hex | d89d2e5 |
227136229 has 8 divisors (see below), whose sum is σ = 233469720. Its totient is φ = 220813056.
The previous prime is 227136181. The next prime is 227136251. The reversal of 227136229 is 922631722.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 130644900 + 96491329 = 11430^2 + 9823^2 .
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 227136229 - 213 = 227128037 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 227136194 and 227136203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (227136629) 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, 69177 + ... + 72385.
It is an arithmetic number, because the mean of its divisors is an integer number (29183715).
Almost surely, 2227136229 is an apocalyptic number.
It is an amenable number.
227136229 is a deficient number, since it is larger than the sum of its proper divisors (6333491).
227136229 is a wasteful number, since it uses less digits than its factorization.
227136229 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5159.
The product of its digits is 18144, while the sum is 34.
The square root of 227136229 is about 15071.0394133915. The cubic root of 227136229 is about 610.1390250176.
The spelling of 227136229 in words is "two hundred twenty-seven million, one hundred thirty-six thousand, two hundred twenty-nine".
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