5 × 23 × 43 × 109

Prime Factor Structure

Factorization String 5 × 23 × 43 × 109

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 696,960

Proper Divisor Sum 157,955

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #539003 ← → #539009

1 5 23 43 109 115 215 545 989 2,507 4,687 4,945 12,535 23,435 107,801 539,005

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

539,005 1,617,016 808,508 404,254 202,127 606,382 303,191 909,574 454,787 1,364,362 682,181 2,046,544 1,023,272 511,636 255,818 127,909 383,728 191,864 95,932 47,966 23,983 71,950 35,975 107,926 53,963 161,890 80,945 242,836 121,418 60,709 182,128 91,064 45,532 22,766 11,383 34,150 17,075 51,226 25,613 76,840 38,420 19,210 9,605 28,816 14,408 7,204 3,602 1,801 5,404 2,702 1,351 4,054 2,027 6,082 3,041 9,124 4,562 2,281 6,844 3,422

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