3 × 17 × 137 × 307

Prime Factor Structure

Factorization String 3 × 17 × 137 × 307

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,060,288

Proper Divisor Sum 915,279

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #2144999 ← → #2145023

1 3 17 51 137 307 411 921 2,329 5,219 6,987 15,657 42,059 126,177 715,003 2,145,009

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

2,145,009 6,435,028 3,217,514 1,608,757 4,826,272 2,413,136 1,206,568 603,284 301,642 150,821 452,464 226,232 113,116 56,558 28,279 84,838 42,419 127,258 63,629 190,888 95,444 47,722 23,861 71,584 35,792 17,896 8,948 4,474 2,237 6,712 3,356 1,678 839 2,518 1,259 3,778 1,889 5,668 2,834 1,417 4,252 2,126 1,063 3,190 1,595 4,786 2,393 7,180 3,590 1,795 5,386 2,693 8,080 4,040 2,020 1,010 505 1,516 758 379

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