7 × 13 × 53 × 1657

Prime Factor Structure

Factorization String 7 × 13 × 53 × 1657

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 10,027,584

Proper Divisor Sum 2,035,873

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #7991701 ← → #7991713

1 7 13 53 91 371 689 1,657 4,823 11,599 21,541 87,821 150,787 614,747 1,141,673 7,991,711

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

7,991,711 23,975,134 11,987,567 35,962,702 17,981,351 53,944,054 26,972,027 80,916,082 40,458,041 121,374,124 60,687,062 30,343,531 91,030,594 45,515,297 136,545,892 68,272,946 34,136,473 102,409,420 51,204,710 25,602,355 76,807,066 38,403,533 115,210,600 57,605,300 28,802,650 14,401,325 43,203,976 21,601,988 10,800,994 5,400,497 16,201,492 8,100,746 4,050,373 12,151,120 6,075,560 3,037,780 1,518,890 759,445 2,278,336 1,139,168 569,584 284,792 142,396 71,198 35,599 106,798 53,399 160,198 80,099 240,298 120,149 360,448 180,224 90,112 45,056 22,528 11,264 5,632 2,816 1,408

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