2 × 13 × 17 × 1213

Prime Factor Structure

Factorization String 2 × 13 × 17 × 1213

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 917,784

Proper Divisor Sum 381,638

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #536141 ← → #536147

1 2 13 17 26 34 221 442 1,213 2,426 15,769 20,621 31,538 41,242 268,073 536,146

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

536,146 268,073 804,220 402,110 201,055 603,166 301,583 904,750 452,375 1,357,126 678,563 2,035,690 1,017,845 3,053,536 1,526,768 763,384 381,692 190,846 95,423 286,270 143,135 429,406 214,703 644,110 322,055 966,166 483,083 1,449,250 724,625 2,173,876 1,086,938 543,469 1,630,408 815,204 407,602 203,801 611,404 305,702 152,851 458,554 229,277 687,832 343,916 171,958 85,979 257,938 128,969 386,908 193,454 96,727 290,182 145,091 435,274 217,637 652,912 326,456 163,228 81,614 40,807 122,422

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