2⁵ × 5² × 809

Prime Factor Structure

Factorization String 2^5 × 5^2 × 809

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 1,581,930

Proper Divisor Sum 934,730

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #647189 ← → #647201

1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 800 809 1,618 3,236 4,045 6,472 8,090 12,944 16,180 20,225 25,888 32,360 40,450 64,720 80,900 129,440 161,800 323,600 647,200

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

647,200 323,600 161,800 80,900 40,450 20,225 60,676 30,338 15,169 45,508 22,754 11,377 34,132 17,066 8,533 25,600 12,800 6,400 3,200 1,600 800 400 200 100 50 25 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.