Base | Representation |
---|---|
bin | 1101110010001110100110… |
… | …10110010000000001000100 |
3 | 10222022220111011002120201220 |
4 | 12321013103112100001010 |
5 | 12433122242242030340 |
6 | 144245354254320340 |
7 | 6246023422636026 |
oct | 671072326200104 |
9 | 128286434076656 |
10 | 30313130033220 |
11 | 97277a9707681 |
12 | 3496a79ab90b0 |
13 | 13bb69256a488 |
14 | 76b240226016 |
15 | 3787aa022ed0 |
hex | 1b91d3590044 |
30313130033220 has 24 divisors (see below), whose sum is σ = 84876764093184. Its totient is φ = 8083501342176.
The previous prime is 30313130033167. The next prime is 30313130033239. The reversal of 30313130033220 is 2233003131303.
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, 252609416884 + ... + 252609417003.
It is an arithmetic number, because the mean of its divisors is an integer number (3536531837216).
Almost surely, 230313130033220 is an apocalyptic number.
30313130033220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30313130033220 is an abundant number, since it is smaller than the sum of its proper divisors (54563634059964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30313130033220 is a wasteful number, since it uses less digits than its factorization.
30313130033220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 505218833899 (or 505218833897 counting only the distinct ones).
The product of its (nonzero) digits is 2916, while the sum is 24.
Adding to 30313130033220 its reverse (2233003131303), we get a palindrome (32546133164523).
The spelling of 30313130033220 in words is "thirty trillion, three hundred thirteen billion, one hundred thirty million, thirty-three thousand, two hundred twenty".
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