Base | Representation |
---|---|
bin | 1101101001000111010110… |
… | …10111001010010000000001 |
3 | 10221012222020121021121220120 |
4 | 12310203223113022100001 |
5 | 12413010000034443241 |
6 | 143445450533530453 |
7 | 6214266655136604 |
oct | 664435327122001 |
9 | 127188217247816 |
10 | 30000000312321 |
11 | 9616a24094776 |
12 | 344624b4a3a29 |
13 | 1397cac51b460 |
14 | 75a01742c33b |
15 | 37057ed3b666 |
hex | 1b48eb5ca401 |
30000000312321 has 32 divisors (see below), whose sum is σ = 45355740272640. Its totient is φ = 17485400487744.
The previous prime is 30000000312313. The next prime is 30000000312383. The reversal of 30000000312321 is 12321300000003.
It is not a de Polignac number, because 30000000312321 - 23 = 30000000312313 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30000000312321.
It is not an unprimeable number, because it can be changed into a prime (30000000312221) 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, 2286105 + ... + 8076278.
It is an arithmetic number, because the mean of its divisors is an integer number (1417366883520).
Almost surely, 230000000312321 is an apocalyptic number.
It is an amenable number.
30000000312321 is a deficient number, since it is larger than the sum of its proper divisors (15355739960319).
30000000312321 is a wasteful number, since it uses less digits than its factorization.
30000000312321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10366325.
The product of its (nonzero) digits is 108, while the sum is 15.
Adding to 30000000312321 its reverse (12321300000003), we get a palindrome (42321300312324).
It can be divided in two parts, 300000003 and 12321, that multiplied together give a palindrome (3696300036963).
The spelling of 30000000312321 in words is "thirty trillion, three hundred twelve thousand, three hundred twenty-one".
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