3 × 21157

Prime Factor Structure

Factorization String 3 × 21157

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 84,632

Proper Divisor Sum 21,161

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #63467 ← → #63473

1 3 21,157 63,471

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

63,471 190,414 95,207 285,622 142,811 428,434 214,217 642,652 321,326 160,663 481,990 240,995 722,986 361,493 1,084,480 542,240 271,120 135,560 67,780 33,890 16,945 50,836 25,418 12,709 38,128 19,064 9,532 4,766 2,383 7,150 3,575 10,726 5,363 16,090 8,045 24,136 12,068 6,034 3,017 9,052 4,526 2,263 6,790 3,395 10,186 5,093 15,280 7,640 3,820 1,910 955 2,866 1,433 4,300 2,150 1,075 3,226 1,613 4,840 2,420

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