Base | Representation |
---|---|
bin | 1100100000110101100101 |
3 | 20011122121222 |
4 | 30200311211 |
5 | 1314431404 |
6 | 154150125 |
7 | 36611231 |
oct | 14406545 |
9 | 6148558 |
10 | 3280229 |
11 | 1940537 |
12 | 1122345 |
13 | 8ab084 |
14 | 6155c1 |
15 | 44bdbe |
hex | 320d65 |
3280229 has 2 divisors, whose sum is σ = 3280230. Its totient is φ = 3280228.
The previous prime is 3280213. The next prime is 3280231. The reversal of 3280229 is 9220823.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3157729 + 122500 = 1777^2 + 350^2 .
It is a cyclic number.
It is not a de Polignac number, because 3280229 - 24 = 3280213 is a prime.
It is a Sophie Germain prime.
Together with 3280231, it forms a pair of twin primes.
It is a Chen prime.
It is a Curzon number.
It is a plaindrome in base 12.
It is a junction number, because it is equal to n+sod(n) for n = 3280198 and 3280207.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3280279) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1640114 + 1640115.
It is an arithmetic number, because the mean of its divisors is an integer number (1640115).
Almost surely, 23280229 is an apocalyptic number.
It is an amenable number.
3280229 is a deficient number, since it is larger than the sum of its proper divisors (1).
3280229 is an equidigital number, since it uses as much as digits as its factorization.
3280229 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 3280229 is about 1811.1402485727. The cubic root of 3280229 is about 148.5826345362.
The spelling of 3280229 in words is "three million, two hundred eighty thousand, two hundred twenty-nine".
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