1,638
2 × 32 × 7 × 13
Abundant
Even
Composite
Prime Factor Structure
Factorization String
2 × 3^2 × 7 × 13
Distinct Prime Factors
4
Square Status
No
Abundance Measure
Abundant
Analytical Properties
Total Divisors
24
Divisor Sum (σ)
4,368
Proper Divisor Sum
2,730
Digit Sum / Digital Root
18 (Root: 9)
Radix Representation
| Decimal | 1638 |
| Binary | 11001100110 (11 bits) |
| Octal | 0o3146 |
| Hexadecimal | 0x666 |
Divisor Catalog (24)
Collatz Trajectory (42 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
Active Feeder Network
Other feeder batches with open delivery windows. Each feeder keeps its own target batch.