Base | Representation |
---|---|
bin | 1101101111100011000010… |
… | …01011100111100001110101 |
3 | 10222000002201212102212000000 |
4 | 12313301201023213201311 |
5 | 12430120122201030401 |
6 | 144135202311541513 |
7 | 6236253025243356 |
oct | 667614113474165 |
9 | 128002655385000 |
10 | 30221020330101 |
11 | 96a1732130397 |
12 | 348105268a899 |
13 | 13b2aa3640973 |
14 | 7669c3073d2d |
15 | 3761b8864186 |
hex | 1b7c612e7875 |
30221020330101 has 14 divisors (see below), whose sum is σ = 45310802773110. Its totient is φ = 20147346886248.
The previous prime is 30221020330079. The next prime is 30221020330103. The reversal of 30221020330101 is 10103302012203.
30221020330101 is a `hidden beast` number, since 3 + 0 + 2 + 210 + 20 + 330 + 101 = 666.
It can be written as a sum of positive squares in only one way, i.e., 29909796930225 + 311223399876 = 5468985^2 + 557874^2 .
It is not a de Polignac number, because 30221020330101 - 25 = 30221020330069 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30221020330103) by changing a digit.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 20727722406 + ... + 20727723863.
It is an arithmetic number, because the mean of its divisors is an integer number (3236485912365).
Almost surely, 230221020330101 is an apocalyptic number.
It is an amenable number.
30221020330101 is a deficient number, since it is larger than the sum of its proper divisors (15089782443009).
30221020330101 is an frugal number, since it uses more digits than its factorization.
30221020330101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41455446287 (or 41455446272 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 30221020330101 its reverse (10103302012203), we get a palindrome (40324322342304).
The spelling of 30221020330101 in words is "thirty trillion, two hundred twenty-one billion, twenty million, three hundred thirty thousand, one hundred one".
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