7 × 11 × 21611

Prime Factor Structure

Factorization String 7 × 11 × 21611

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,074,752

Proper Divisor Sum 410,705

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #1664021 ← → #1664053

1 7 11 77 21,611 151,277 237,721 1,664,047

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

1,664,047 4,992,142 2,496,071 7,488,214 3,744,107 11,232,322 5,616,161 16,848,484 8,424,242 4,212,121 12,636,364 6,318,182 3,159,091 9,477,274 4,738,637 14,215,912 7,107,956 3,553,978 1,776,989 5,330,968 2,665,484 1,332,742 666,371 1,999,114 999,557 2,998,672 1,499,336 749,668 374,834 187,417 562,252 281,126 140,563 421,690 210,845 632,536 316,268 158,134 79,067 237,202 118,601 355,804 177,902 88,951 266,854 133,427 400,282 200,141 600,424 300,212 150,106 75,053 225,160 112,580 56,290 28,145 84,436 42,218 21,109 63,328

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