13 × 30689

Prime Factor Structure

Factorization String 13 × 30689

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 429,660

Proper Divisor Sum 30,703

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #398941 ← → #398969

1 13 30,689 398,957

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

398,957 1,196,872 598,436 299,218 149,609 448,828 224,414 112,207 336,622 168,311 504,934 252,467 757,402 378,701 1,136,104 568,052 284,026 142,013 426,040 213,020 106,510 53,255 159,766 79,883 239,650 119,825 359,476 179,738 89,869 269,608 134,804 67,402 33,701 101,104 50,552 25,276 12,638 6,319 18,958 9,479 28,438 14,219 42,658 21,329 63,988 31,994 15,997 47,992 23,996 11,998 5,999 17,998 8,999 26,998 13,499 40,498 20,249 60,748 30,374 15,187

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