3 × 13 × 97 × 257

Prime Factor Structure

Factorization String 3 × 13 × 97 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,415,904

Proper Divisor Sum 443,673

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #972229 ← → #972259

1 3 13 39 97 257 291 771 1,261 3,341 3,783 10,023 24,929 74,787 324,077 972,231

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

972,231 2,916,694 1,458,347 4,375,042 2,187,521 6,562,564 3,281,282 1,640,641 4,921,924 2,460,962 1,230,481 3,691,444 1,845,722 922,861 2,768,584 1,384,292 692,146 346,073 1,038,220 519,110 259,555 778,666 389,333 1,168,000 584,000 292,000 146,000 73,000 36,500 18,250 9,125 27,376 13,688 6,844 3,422 1,711 5,134 2,567 7,702 3,851 11,554 5,777 17,332 8,666 4,333 13,000 6,500 3,250 1,625 4,876 2,438 1,219 3,658 1,829 5,488 2,744 1,372 686 343 1,030

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