138,781
137 × 1013
Deficient
Odd
Composite
Prime Factor Structure
Factorization String
137 × 1013
Distinct Prime Factors
2
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
4
Divisor Sum (σ)
139,932
Proper Divisor Sum
1,151
Digit Sum / Digital Root
28 (Root: 1)
Radix Representation
| Decimal | 138781 |
| Binary | 100001111000011101 (18 bits) |
| Octal | 0o417035 |
| Hexadecimal | 0x21E1D |
Divisor Catalog (4)
Collatz Trajectory (144 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.