Base | Representation |
---|---|
bin | 10110111010111011… |
… | …01011101101010010 |
3 | 1011202120221011212011 |
4 | 23131131223231102 |
5 | 200200200334110 |
6 | 5353021053134 |
7 | 613640600350 |
oct | 133535535522 |
9 | 34676834764 |
10 | 12305480530 |
11 | 5245139722 |
12 | 24750b71aa |
13 | 1211531035 |
14 | 84a41a7d0 |
15 | 4c04b348a |
hex | 2dd76bb52 |
12305480530 has 32 divisors (see below), whose sum is σ = 26646456960. Its totient is φ = 3996967680.
The previous prime is 12305480527. The next prime is 12305480557. The reversal of 12305480530 is 3508450321.
It is a junction number, because it is equal to n+sod(n) for n = 12305480492 and 12305480501.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4624791 + ... + 4627450.
It is an arithmetic number, because the mean of its divisors is an integer number (832701780).
Almost surely, 212305480530 is an apocalyptic number.
12305480530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12305480530 is an abundant number, since it is smaller than the sum of its proper divisors (14340976430).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12305480530 is a wasteful number, since it uses less digits than its factorization.
12305480530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9252274.
The product of its (nonzero) digits is 14400, while the sum is 31.
The spelling of 12305480530 in words is "twelve billion, three hundred five million, four hundred eighty thousand, five hundred thirty".
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