Base | Representation |
---|---|
bin | 110000110000011… |
… | …101100001110101 |
3 | 2010000020020002011 |
4 | 300300131201311 |
5 | 3133402311404 |
6 | 213100444221 |
7 | 26161654321 |
oct | 6060354165 |
9 | 2100206064 |
10 | 818010229 |
11 | 38a822213 |
12 | 1a9b49671 |
13 | 10061a72a |
14 | 7a8d6981 |
15 | 4bc33604 |
hex | 30c1d875 |
818010229 has 8 divisors (see below), whose sum is σ = 845654040. Its totient is φ = 790732800.
The previous prime is 818010217. The next prime is 818010253. The reversal of 818010229 is 922010818.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 101002500 + 717007729 = 10050^2 + 26777^2 .
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 818010229 - 217 = 817879157 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 818010229.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (818010209) 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, 87052 + ... + 95989.
It is an arithmetic number, because the mean of its divisors is an integer number (105706755).
Almost surely, 2818010229 is an apocalyptic number.
It is an amenable number.
818010229 is a deficient number, since it is larger than the sum of its proper divisors (27643811).
818010229 is a wasteful number, since it uses less digits than its factorization.
818010229 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 183191.
The product of its (nonzero) digits is 2304, while the sum is 31.
The square root of 818010229 is about 28600.8781158901. The cubic root of 818010229 is about 935.2324734838.
The spelling of 818010229 in words is "eight hundred eighteen million, ten thousand, two hundred twenty-nine".
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