7 × 11 × 19³

Prime Factor Structure

Factorization String 7 × 11 × 19^3

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 695,040

Proper Divisor Sum 166,897

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #528137 ← → #528163

1 7 11 19 77 133 209 361 1,463 2,527 3,971 6,859 27,797 48,013 75,449 528,143

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

528,143 1,584,430 792,215 2,376,646 1,188,323 3,564,970 1,782,485 5,347,456 2,673,728 1,336,864 668,432 334,216 167,108 83,554 41,777 125,332 62,666 31,333 94,000 47,000 23,500 11,750 5,875 17,626 8,813 26,440 13,220 6,610 3,305 9,916 4,958 2,479 7,438 3,719 11,158 5,579 16,738 8,369 25,108 12,554 6,277 18,832 9,416 4,708 2,354 1,177 3,532 1,766 883 2,650 1,325 3,976 1,988 994 497 1,492 746 373 1,120 560

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