Base | Representation |
---|---|
bin | 10110111010101110… |
… | …00001011100100000 |
3 | 1011202110122110211121 |
4 | 23131113001130200 |
5 | 200144224001220 |
6 | 5352515422024 |
7 | 613620006145 |
oct | 133527013440 |
9 | 34673573747 |
10 | 12303734560 |
11 | 5244156977 |
12 | 24745b4914 |
13 | 121106c410 |
14 | 84a0c43cc |
15 | 4c026aeaa |
hex | 2dd5c1720 |
12303734560 has 96 divisors (see below), whose sum is σ = 31466761200. Its totient is φ = 4519231488.
The previous prime is 12303734549. The next prime is 12303734617. The reversal of 12303734560 is 6543730321.
It can be written as a sum of positive squares in 8 ways, for example, as 43930384 + 12259804176 = 6628^2 + 110724^2 .
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, 386116 + ... + 416764.
Almost surely, 212303734560 is an apocalyptic number.
12303734560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12303734560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15733380600).
12303734560 is an abundant number, since it is smaller than the sum of its proper divisors (19163026640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12303734560 is a wasteful number, since it uses less digits than its factorization.
12303734560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30870 (or 30862 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 34.
The spelling of 12303734560 in words is "twelve billion, three hundred three million, seven hundred thirty-four thousand, five hundred sixty".
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