Base | Representation |
---|---|
bin | 1101011001101001000… |
… | …0001100001100101101 |
3 | 211000020111210211021101 |
4 | 3112122100030030231 |
5 | 12232443111432341 |
6 | 253432343203101 |
7 | 22430044634203 |
oct | 3263220141455 |
9 | 730214724241 |
10 | 230221202221 |
11 | 896aa95978a |
12 | 38750746491 |
13 | 1892c482c5a |
14 | b1dda6b073 |
15 | 5ec66e4831 |
hex | 359a40c32d |
230221202221 has 8 divisors (see below), whose sum is σ = 235706942240. Its totient is φ = 224741451312.
The previous prime is 230221202219. The next prime is 230221202231. The reversal of 230221202221 is 122202122032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 230221202221 - 21 = 230221202219 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 (230221202231) 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 7 ways as a sum of consecutive naturals, for example, 1419435 + ... + 1573288.
It is an arithmetic number, because the mean of its divisors is an integer number (29463367780).
Almost surely, 2230221202221 is an apocalyptic number.
It is an amenable number.
230221202221 is a deficient number, since it is larger than the sum of its proper divisors (5485740019).
230221202221 is a wasteful number, since it uses less digits than its factorization.
230221202221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2994555.
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 230221202221 its reverse (122202122032), we get a palindrome (352423324253).
The spelling of 230221202221 in words is "two hundred thirty billion, two hundred twenty-one million, two hundred two thousand, two hundred twenty-one".
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