Base | Representation |
---|---|
bin | 101000111111011101101 |
3 | 2112020112122 |
4 | 11013323231 |
5 | 320440323 |
6 | 44442325 |
7 | 14263034 |
oct | 5077355 |
9 | 2466478 |
10 | 1343213 |
11 | 8381a3 |
12 | 5493a5 |
13 | 380501 |
14 | 26d71b |
15 | 1b7ec8 |
hex | 147eed |
1343213 has 4 divisors (see below), whose sum is σ = 1371840. Its totient is φ = 1314588.
The previous prime is 1343203. The next prime is 1343219. The reversal of 1343213 is 3123431.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1343213 - 24 = 1343197 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1343191 and 1343200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1343219) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14243 + ... + 14336.
It is an arithmetic number, because the mean of its divisors is an integer number (342960).
21343213 is an apocalyptic number.
It is an amenable number.
1343213 is a deficient number, since it is larger than the sum of its proper divisors (28627).
1343213 is an equidigital number, since it uses as much as digits as its factorization.
1343213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28626.
The product of its digits is 216, while the sum is 17.
The square root of 1343213 is about 1158.9706639946. The cubic root of 1343213 is about 110.3354224394.
Adding to 1343213 its reverse (3123431), we get a palindrome (4466644).
The spelling of 1343213 in words is "one million, three hundred forty-three thousand, two hundred thirteen".
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