Base | Representation |
---|---|
bin | 1101110010001110111101… |
… | …01010111111100010011000 |
3 | 10222022220222101120220202202 |
4 | 12321013132222333202120 |
5 | 12433123134411120440 |
6 | 144245425202345332 |
7 | 6246031220540504 |
oct | 671073652774230 |
9 | 128286871526682 |
10 | 30313320020120 |
11 | 9727896980645 |
12 | 3496b1165b248 |
13 | 13bb6c2a29c67 |
14 | 76b25b55d304 |
15 | 3787bba50615 |
hex | 1b91deabf898 |
30313320020120 has 16 divisors (see below), whose sum is σ = 68204970045360. Its totient is φ = 12125328008032.
The previous prime is 30313320020101. The next prime is 30313320020173. The reversal of 30313320020120 is 2102002331303.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 30313320020092 and 30313320020101.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 378916500212 + ... + 378916500291.
It is an arithmetic number, because the mean of its divisors is an integer number (4262810627835).
Almost surely, 230313320020120 is an apocalyptic number.
It is an amenable number.
30313320020120 is an abundant number, since it is smaller than the sum of its proper divisors (37891650025240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30313320020120 is a wasteful number, since it uses less digits than its factorization.
30313320020120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 757833000514 (or 757833000510 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 30313320020120 its reverse (2102002331303), we get a palindrome (32415322351423).
The spelling of 30313320020120 in words is "thirty trillion, three hundred thirteen billion, three hundred twenty million, twenty thousand, one hundred twenty".
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