λ
Ratio Atlas
685,138
2 × 342569
Deficient Even Composite

Prime Factor Structure

Factorization String 2 × 342569
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,027,710
Proper Divisor Sum 342,572
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #685123 ← → #685141

Radix Representation

Decimal 685138
Binary 10100111010001010010 (20 bits)
Octal 0o2472122
Hexadecimal 0xA7452

Divisor Catalog (4)

Collatz Trajectory (185 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.

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