Base | Representation |
---|---|
bin | 11100010110011011… |
… | …010011000000101100 |
3 | 2220120111011022201212 |
4 | 130112123103000230 |
5 | 444320400304310 |
6 | 21552344453552 |
7 | 2125233306500 |
oct | 342633230054 |
9 | 86514138655 |
10 | 30441025580 |
11 | 11a01190089 |
12 | 5a9677a2b8 |
13 | 2b4186bc94 |
14 | 168ac4c300 |
15 | bd26e3205 |
hex | 7166d302c |
30441025580 has 36 divisors (see below), whose sum is σ = 74363079168. Its totient is φ = 10436922720.
The previous prime is 30441025547. The next prime is 30441025583. The reversal of 30441025580 is 8552014403.
It is not an unprimeable number, because it can be changed into a prime (30441025583) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15530156 + ... + 15532115.
It is an arithmetic number, because the mean of its divisors is an integer number (2065641088).
Almost surely, 230441025580 is an apocalyptic number.
It is an amenable number.
30441025580 is an abundant number, since it is smaller than the sum of its proper divisors (43922053588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30441025580 is a wasteful number, since it uses less digits than its factorization.
30441025580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31062294 (or 31062285 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 32.
Adding to 30441025580 its reverse (8552014403), we get a palindrome (38993039983).
The spelling of 30441025580 in words is "thirty billion, four hundred forty-one million, twenty-five thousand, five hundred eighty".
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