Base | Representation |
---|---|
bin | 1101110010011011011010… |
… | …00001011000001000110100 |
3 | 10222100120020011012122111222 |
4 | 12321031231001120020310 |
5 | 12433230331311020040 |
6 | 144252452302445512 |
7 | 6246355642026353 |
oct | 671155501301064 |
9 | 128316204178458 |
10 | 30320003220020 |
11 | 972a706416648 |
12 | 3498277893898 |
13 | 13bc219502307 |
14 | 76b6d2db199a |
15 | 378a5d63cbb5 |
hex | 1b936d058234 |
30320003220020 has 24 divisors (see below), whose sum is σ = 63691799252424. Its totient is φ = 12124231289856.
The previous prime is 30320003220007. The next prime is 30320003220049. The reversal of 30320003220020 is 2002230002303.
It can be written as a sum of positive squares in 4 ways, for example, as 3414557013904 + 26905446206116 = 1847852^2 + 5187046^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235558937 + ... + 235687616.
It is an arithmetic number, because the mean of its divisors is an integer number (2653824968851).
Almost surely, 230320003220020 is an apocalyptic number.
It is an amenable number.
30320003220020 is an abundant number, since it is smaller than the sum of its proper divisors (33371796032404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30320003220020 is a wasteful number, since it uses less digits than its factorization.
30320003220020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 471249779 (or 471249777 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 17.
Adding to 30320003220020 its reverse (2002230002303), we get a palindrome (32322233222323).
The spelling of 30320003220020 in words is "thirty trillion, three hundred twenty billion, three million, two hundred twenty thousand, twenty".
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