λ
Ratio Atlas
643,630
2 × 5 × 13 × 4951
Deficient Even Composite

Prime Factor Structure

Factorization String 2 × 5 × 13 × 4951
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 1,247,904
Proper Divisor Sum 604,274
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #643619 ← → #643633

Radix Representation

Decimal 643630
Binary 10011101001000101110 (20 bits)
Octal 0o2351056
Hexadecimal 0x9D22E

Divisor Catalog (16)

Collatz Trajectory (216 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.

← Previous Integer #643,629 Browse Full Index Next Integer #643,631 →