Base | Representation |
---|---|
bin | 11001010100001… |
… | …00000100111111 |
3 | 112210120200000122 |
4 | 30222010010333 |
5 | 413330301333 |
6 | 33023245155 |
7 | 5155654646 |
oct | 1452040477 |
9 | 483520018 |
10 | 212353343 |
11 | a9960234 |
12 | 5b1497bb |
13 | 34cc1087 |
14 | 202ba35d |
15 | 13999798 |
hex | ca8413f |
212353343 has 4 divisors (see below), whose sum is σ = 215041440. Its totient is φ = 209665248.
The previous prime is 212353327. The next prime is 212353369. The reversal of 212353343 is 343353212.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 212353343 - 24 = 212353327 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212353313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1343930 + ... + 1344087.
It is an arithmetic number, because the mean of its divisors is an integer number (53760360).
Almost surely, 2212353343 is an apocalyptic number.
212353343 is a deficient number, since it is larger than the sum of its proper divisors (2688097).
212353343 is an equidigital number, since it uses as much as digits as its factorization.
212353343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2688096.
The product of its digits is 6480, while the sum is 26.
The square root of 212353343 is about 14572.3485752984. The cubic root of 212353343 is about 596.6042838490.
The spelling of 212353343 in words is "two hundred twelve million, three hundred fifty-three thousand, three hundred forty-three".
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