Base | Representation |
---|---|
bin | 1101101100111011011011… |
… | …00001010100001100000000 |
3 | 10221200111110111110102211001 |
4 | 12312131231201110030000 |
5 | 12422131323424001144 |
6 | 144030001103501344 |
7 | 6226616041650043 |
oct | 666355541241400 |
9 | 127614414412731 |
10 | 30131033031424 |
11 | 96675546a4a66 |
12 | 3467719bb7854 |
13 | 13a7462347980 |
14 | 7624c7b20c5a |
15 | 373b9d695bd4 |
hex | 1b676d854300 |
30131033031424 has 72 divisors (see below), whose sum is σ = 65053700275760. Its totient is φ = 13845902635008.
The previous prime is 30131033031277. The next prime is 30131033031433. The reversal of 30131033031424 is 42413033013103.
It is a junction number, because it is equal to n+sod(n) for n = 30131033031392 and 30131033031401.
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, 19006002 + ... + 20530225.
Almost surely, 230131033031424 is an apocalyptic number.
It is an amenable number.
30131033031424 is an abundant number, since it is smaller than the sum of its proper divisors (34922667244336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30131033031424 is a wasteful number, since it uses less digits than its factorization.
30131033031424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39536485 (or 39536471 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 28.
Adding to 30131033031424 its reverse (42413033013103), we get a palindrome (72544066044527).
The spelling of 30131033031424 in words is "thirty trillion, one hundred thirty-one billion, thirty-three million, thirty-one thousand, four hundred twenty-four".
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