7 × 11 × 13 × 691

Prime Factor Structure

Factorization String 7 × 11 × 13 × 691

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 930,048

Proper Divisor Sum 238,357

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #691687 ← → #691693

1 7 11 13 77 91 143 691 1,001 4,837 7,601 8,983 53,207 62,881 98,813 691,691

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

691,691 2,075,074 1,037,537 3,112,612 1,556,306 778,153 2,334,460 1,167,230 583,615 1,750,846 875,423 2,626,270 1,313,135 3,939,406 1,969,703 5,909,110 2,954,555 8,863,666 4,431,833 13,295,500 6,647,750 3,323,875 9,971,626 4,985,813 14,957,440 7,478,720 3,739,360 1,869,680 934,840 467,420 233,710 116,855 350,566 175,283 525,850 262,925 788,776 394,388 197,194 98,597 295,792 147,896 73,948 36,974 18,487 55,462 27,731 83,194 41,597 124,792 62,396 31,198 15,599 46,798 23,399 70,198 35,099 105,298 52,649 157,948

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