Base | Representation |
---|---|
bin | 1101110010011101101001… |
… | …00010010010110010110111 |
3 | 10222100200022202212101001221 |
4 | 12321032310202102302313 |
5 | 12433240310433444343 |
6 | 144253211322531211 |
7 | 6246430451200246 |
oct | 671166442226267 |
9 | 128320282771057 |
10 | 30321203031223 |
11 | 9730171703555 |
12 | 3498551666b07 |
13 | 13bc37ac5b880 |
14 | 76b7a849295d |
15 | 378acdb3c5ed |
hex | 1b93b4892cb7 |
30321203031223 has 32 divisors (see below), whose sum is σ = 34515752060160. Its totient is φ = 26405098606080.
The previous prime is 30321203031221. The next prime is 30321203031239. The reversal of 30321203031223 is 32213030212303.
It is a cyclic number.
It is not a de Polignac number, because 30321203031223 - 21 = 30321203031221 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 (30321203031221) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109676415 + ... + 109952527.
It is an arithmetic number, because the mean of its divisors is an integer number (1078617251880).
Almost surely, 230321203031223 is an apocalyptic number.
30321203031223 is a deficient number, since it is larger than the sum of its proper divisors (4194549028937).
30321203031223 is a wasteful number, since it uses less digits than its factorization.
30321203031223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 277999.
The product of its (nonzero) digits is 3888, while the sum is 25.
Adding to 30321203031223 its reverse (32213030212303), we get a palindrome (62534233243526).
The spelling of 30321203031223 in words is "thirty trillion, three hundred twenty-one billion, two hundred three million, thirty-one thousand, two hundred twenty-three".
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