647 × 757

Prime Factor Structure

Factorization String 647 × 757

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 491,184

Proper Divisor Sum 1,405

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #489761 ← → #489791

1 647 757 489,779

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

489,779 1,469,338 734,669 2,204,008 1,102,004 551,002 275,501 826,504 413,252 206,626 103,313 309,940 154,970 77,485 232,456 116,228 58,114 29,057 87,172 43,586 21,793 65,380 32,690 16,345 49,036 24,518 12,259 36,778 18,389 55,168 27,584 13,792 6,896 3,448 1,724 862 431 1,294 647 1,942 971 2,914 1,457 4,372 2,186 1,093 3,280 1,640 820 410 205 616 308 154 77 232 116 58 29 88

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