7 × 13 × 137 × 313

Prime Factor Structure

Factorization String 7 × 13 × 137 × 313

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,853,184

Proper Divisor Sum 951,013

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #3902167 ← → #3902209

1 7 13 91 137 313 959 1,781 2,191 4,069 12,467 28,483 42,881 300,167 557,453 3,902,171

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

3,902,171 11,706,514 5,853,257 17,559,772 8,779,886 4,389,943 13,169,830 6,584,915 19,754,746 9,877,373 29,632,120 14,816,060 7,408,030 3,704,015 11,112,046 5,556,023 16,668,070 8,334,035 25,002,106 12,501,053 37,503,160 18,751,580 9,375,790 4,687,895 14,063,686 7,031,843 21,095,530 10,547,765 31,643,296 15,821,648 7,910,824 3,955,412 1,977,706 988,853 2,966,560 1,483,280 741,640 370,820 185,410 92,705 278,116 139,058 69,529 208,588 104,294 52,147 156,442 78,221 234,664 117,332 58,666 29,333 88,000 44,000 22,000 11,000 5,500 2,750 1,375 4,126

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