3 × 13 × 16189

Prime Factor Structure

Factorization String 3 × 13 × 16189

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 906,640

Proper Divisor Sum 275,269

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #631361 ← → #631387

1 3 13 39 16,189 48,567 210,457 631,371

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

631,371 1,894,114 947,057 2,841,172 1,420,586 710,293 2,130,880 1,065,440 532,720 266,360 133,180 66,590 33,295 99,886 49,943 149,830 74,915 224,746 112,373 337,120 168,560 84,280 42,140 21,070 10,535 31,606 15,803 47,410 23,705 71,116 35,558 17,779 53,338 26,669 80,008 40,004 20,002 10,001 30,004 15,002 7,501 22,504 11,252 5,626 2,813 8,440 4,220 2,110 1,055 3,166 1,583 4,750 2,375 7,126 3,563 10,690 5,345 16,036 8,018 4,009

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