13 × 137 × 919

Prime Factor Structure

Factorization String 13 × 137 × 919

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,777,440

Proper Divisor Sum 140,701

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #1636729 ← → #1636741

1 13 137 919 1,781 11,947 125,903 1,636,739

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

1,636,739 4,910,218 2,455,109 7,365,328 3,682,664 1,841,332 920,666 460,333 1,381,000 690,500 345,250 172,625 517,876 258,938 129,469 388,408 194,204 97,102 48,551 145,654 72,827 218,482 109,241 327,724 163,862 81,931 245,794 122,897 368,692 184,346 92,173 276,520 138,260 69,130 34,565 103,696 51,848 25,924 12,962 6,481 19,444 9,722 4,861 14,584 7,292 3,646 1,823 5,470 2,735 8,206 4,103 12,310 6,155 18,466 9,233 27,700 13,850 6,925 20,776 10,388

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