21,378
2 × 3 × 7 × 509
Abundant
Even
Composite
Prime Factor Structure
Factorization String
2 × 3 × 7 × 509
Distinct Prime Factors
4
Square Status
No
Abundance Measure
Abundant
Analytical Properties
Total Divisors
16
Divisor Sum (σ)
48,960
Proper Divisor Sum
27,582
Digit Sum / Digital Root
21 (Root: 3)
Radix Representation
| Decimal | 21378 |
| Binary | 101001110000010 (15 bits) |
| Octal | 0o51602 |
| Hexadecimal | 0x5382 |
Divisor Catalog (16)
Collatz Trajectory (149 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.