7 × 19 × 13397

Prime Factor Structure

Factorization String 7 × 19 × 13397

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,143,680

Proper Divisor Sum 361,879

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #1781783 ← → #1781803

1 7 19 133 13,397 93,779 254,543 1,781,801

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

1,781,801 5,345,404 2,672,702 1,336,351 4,009,054 2,004,527 6,013,582 3,006,791 9,020,374 4,510,187 13,530,562 6,765,281 20,295,844 10,147,922 5,073,961 15,221,884 7,610,942 3,805,471 11,416,414 5,708,207 17,124,622 8,562,311 25,686,934 12,843,467 38,530,402 19,265,201 57,795,604 28,897,802 14,448,901 43,346,704 21,673,352 10,836,676 5,418,338 2,709,169 8,127,508 4,063,754 2,031,877 6,095,632 3,047,816 1,523,908 761,954 380,977 1,142,932 571,466 285,733 857,200 428,600 214,300 107,150 53,575 160,726 80,363 241,090 120,545 361,636 180,818 90,409 271,228 135,614 67,807

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