13² × 19 × 613

Prime Factor Structure

Factorization String 13^2 × 19 × 613

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,247,240

Proper Divisor Sum 278,897

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #1968341 ← → #1968349

1 13 19 169 247 613 3,211 7,969 11,647 103,597 151,411 1,968,343

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

1,968,343 5,905,030 2,952,515 8,857,546 4,428,773 13,286,320 6,643,160 3,321,580 1,660,790 830,395 2,491,186 1,245,593 3,736,780 1,868,390 934,195 2,802,586 1,401,293 4,203,880 2,101,940 1,050,970 525,485 1,576,456 788,228 394,114 197,057 591,172 295,586 147,793 443,380 221,690 110,845 332,536 166,268 83,134 41,567 124,702 62,351 187,054 93,527 280,582 140,291 420,874 210,437 631,312 315,656 157,828 78,914 39,457 118,372 59,186 29,593 88,780 44,390 22,195 66,586 33,293 99,880 49,940 24,970 12,485

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