3 × 41 × 1721

Prime Factor Structure

Factorization String 3 × 41 × 1721

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 289,296

Proper Divisor Sum 77,613

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #211681 ← → #211691

1 3 41 123 1,721 5,163 70,561 211,683

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

211,683 635,050 317,525 952,576 476,288 238,144 119,072 59,536 29,768 14,884 7,442 3,721 11,164 5,582 2,791 8,374 4,187 12,562 6,281 18,844 9,422 4,711 14,134 7,067 21,202 10,601 31,804 15,902 7,951 23,854 11,927 35,782 17,891 53,674 26,837 80,512 40,256 20,128 10,064 5,032 2,516 1,258 629 1,888 944 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38

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