Base | Representation |
---|---|
bin | 11001011001011… |
… | …00100001100110 |
3 | 112211212201110200 |
4 | 30230230201212 |
5 | 414014341202 |
6 | 33050131330 |
7 | 5164560333 |
oct | 1454544146 |
9 | 484781420 |
10 | 213043302 |
11 | aa29164a |
12 | 5b420b46 |
13 | 351a3134 |
14 | 2041998a |
15 | 13a83e1c |
hex | cb2c866 |
213043302 has 12 divisors (see below), whose sum is σ = 461593860. Its totient is φ = 71014428.
The previous prime is 213043289. The next prime is 213043351. The reversal of 213043302 is 203340312.
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11835739 = 213043302 / (2 + 1 + 3 + 0 + 4 + 3 + 3 + 0 + 2).
It is a congruent number.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 5917852 + ... + 5917887.
It is an arithmetic number, because the mean of its divisors is an integer number (38466155).
Almost surely, 2213043302 is an apocalyptic number.
213043302 is an abundant number, since it is smaller than the sum of its proper divisors (248550558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213043302 is a wasteful number, since it uses less digits than its factorization.
213043302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11835747 (or 11835744 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 213043302 is about 14596.0029460123. The cubic root of 213043302 is about 597.2497292803.
Adding to 213043302 its reverse (203340312), we get a palindrome (416383614).
The spelling of 213043302 in words is "two hundred thirteen million, forty-three thousand, three hundred two".
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