λ
Ratio Atlas
129,280
28 × 5 × 101
Abundant Even Composite

Prime Factor Structure

Factorization String 2^8 × 5 × 101
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 36
Divisor Sum (σ) 312,732
Proper Divisor Sum 183,452
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #129277 ← → #129281

Radix Representation

Decimal 129280
Binary 11111100100000000 (17 bits)
Octal 0o374400
Hexadecimal 0x1F900

Divisor Catalog (36)

Collatz Trajectory (69 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 #129,279 Browse Full Index Next Integer #129,281 →