Base | Representation |
---|---|
bin | 1101101111100011000010… |
… | …10110100111001100100001 |
3 | 10222000002202001212021122220 |
4 | 12313301201112213030201 |
5 | 12430120123420243241 |
6 | 144135202453421253 |
7 | 6236253061606344 |
oct | 667614126471441 |
9 | 128002661767586 |
10 | 30221023212321 |
11 | 96a1733819897 |
12 | 348105363a829 |
13 | 13b2aa410c816 |
14 | 7669c35c445b |
15 | 3761b8c33166 |
hex | 1b7c615a7321 |
30221023212321 has 8 divisors (see below), whose sum is σ = 40295476931520. Its totient is φ = 20146959150672.
The previous prime is 30221023212239. The next prime is 30221023212343. The reversal of 30221023212321 is 12321232012203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30221023212321 - 213 = 30221023204129 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30221023212291 and 30221023212300.
It is not an unprimeable number, because it can be changed into a prime (30221023217321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97233370 + ... + 97543683.
It is an arithmetic number, because the mean of its divisors is an integer number (5036934616440).
Almost surely, 230221023212321 is an apocalyptic number.
It is an amenable number.
30221023212321 is a deficient number, since it is larger than the sum of its proper divisors (10074453719199).
30221023212321 is a wasteful number, since it uses less digits than its factorization.
30221023212321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 194828775.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 30221023212321 its reverse (12321232012203), we get a palindrome (42542255224524).
The spelling of 30221023212321 in words is "thirty trillion, two hundred twenty-one billion, twenty-three million, two hundred twelve thousand, three hundred twenty-one".
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