3 × 7 × 13903

Prime Factor Structure

Factorization String 3 × 7 × 13903

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 444,928

Proper Divisor Sum 152,965

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #291923 ← → #291971

1 3 7 21 13,903 41,709 97,321 291,963

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

291,963 875,890 437,945 1,313,836 656,918 328,459 985,378 492,689 1,478,068 739,034 369,517 1,108,552 554,276 277,138 138,569 415,708 207,854 103,927 311,782 155,891 467,674 233,837 701,512 350,756 175,378 87,689 263,068 131,534 65,767 197,302 98,651 295,954 147,977 443,932 221,966 110,983 332,950 166,475 499,426 249,713 749,140 374,570 187,285 561,856 280,928 140,464 70,232 35,116 17,558 8,779 26,338 13,169 39,508 19,754 9,877 29,632 14,816 7,408 3,704 1,852

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