Base | Representation |
---|---|
bin | 111001100110… |
… | …1000110010101 |
3 | 2002211022220102 |
4 | 1303031012111 |
5 | 30212401323 |
6 | 2555143445 |
7 | 514461161 |
oct | 163150625 |
9 | 62738812 |
10 | 30200213 |
11 | 1605795a |
12 | a144b85 |
13 | 6345164 |
14 | 4021ca1 |
15 | 29b8328 |
hex | 1ccd195 |
30200213 has 4 divisors (see below), whose sum is σ = 30223200. Its totient is φ = 30177228.
The previous prime is 30200201. The next prime is 30200227. The reversal of 30200213 is 31200203.
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 30200213 - 24 = 30200197 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30200194 and 30200203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30202213) 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, 9395 + ... + 12192.
It is an arithmetic number, because the mean of its divisors is an integer number (7555800).
Almost surely, 230200213 is an apocalyptic number.
It is an amenable number.
30200213 is a deficient number, since it is larger than the sum of its proper divisors (22987).
30200213 is a wasteful number, since it uses less digits than its factorization.
30200213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22986.
The product of its (nonzero) digits is 36, while the sum is 11.
The square root of 30200213 is about 5495.4720452387. The cubic root of 30200213 is about 311.4129500563.
Adding to 30200213 its reverse (31200203), we get a palindrome (61400416).
The spelling of 30200213 in words is "thirty million, two hundred thousand, two hundred thirteen".
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