Base | Representation |
---|---|
bin | 101100101100… |
… | …0111111111101 |
3 | 1122002112022210 |
4 | 1121120333331 |
5 | 21444330323 |
6 | 2154131033 |
7 | 403115256 |
oct | 131307775 |
9 | 48075283 |
10 | 23433213 |
11 | 122557a1 |
12 | 7a20a79 |
13 | 4b1600b |
14 | 317db2d |
15 | 20cd293 |
hex | 1658ffd |
23433213 has 16 divisors (see below), whose sum is σ = 33592320. Its totient is φ = 14483376.
The previous prime is 23433197. The next prime is 23433227. The reversal of 23433213 is 31233432.
It is not a de Polignac number, because 23433213 - 24 = 23433197 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 23433213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23433253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1695 + ... + 7052.
It is an arithmetic number, because the mean of its divisors is an integer number (2099520).
Almost surely, 223433213 is an apocalyptic number.
It is an amenable number.
23433213 is a deficient number, since it is larger than the sum of its proper divisors (10159107).
23433213 is a wasteful number, since it uses less digits than its factorization.
23433213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8816.
The product of its digits is 1296, while the sum is 21.
The square root of 23433213 is about 4840.7864030548. The cubic root of 23433213 is about 286.1611110768.
Adding to 23433213 its reverse (31233432), we get a palindrome (54666645).
The spelling of 23433213 in words is "twenty-three million, four hundred thirty-three thousand, two hundred thirteen".
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