21,458
2 × 10729
Deficient
Even
Composite
Prime Factor Structure
Factorization String
2 × 10729
Distinct Prime Factors
2
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
4
Divisor Sum (σ)
32,190
Proper Divisor Sum
10,732
Digit Sum / Digital Root
20 (Root: 2)
Radix Representation
| Decimal | 21458 |
| Binary | 101001111010010 (15 bits) |
| Octal | 0o51722 |
| Hexadecimal | 0x53D2 |
Divisor Catalog (4)
Collatz Trajectory (48 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.