λ
Ratio Atlas
20,621
17 × 1213
Deficient Odd Composite

Prime Factor Structure

Factorization String 17 × 1213
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 21,852
Proper Divisor Sum 1,231
Digit Sum / Digital Root 11 (Root: 2)
Adjacent Primes #20611 ← → #20627

Radix Representation

Decimal 20621
Binary 101000010001101 (15 bits)
Octal 0o50215
Hexadecimal 0x508D

Divisor Catalog (4)

Collatz Trajectory (30 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 #20,620 Browse Full Index Next Integer #20,622 →