2 × 3 × 19 × 1871

Prime Factor Structure

Factorization String 2 × 3 × 19 × 1871

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 449,280

Proper Divisor Sum 235,986

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #213289 ← → #213307

1 2 3 6 19 38 57 114 1,871 3,742 5,613 11,226 35,549 71,098 106,647 213,294

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

213,294 106,647 319,942 159,971 479,914 239,957 719,872 359,936 179,968 89,984 44,992 22,496 11,248 5,624 2,812 1,406 703 2,110 1,055 3,166 1,583 4,750 2,375 7,126 3,563 10,690 5,345 16,036 8,018 4,009 12,028 6,014 3,007 9,022 4,511 13,534 6,767 20,302 10,151 30,454 15,227 45,682 22,841 68,524 34,262 17,131 51,394 25,697 77,092 38,546 19,273 57,820 28,910 14,455 43,366 21,683 65,050 32,525 97,576 48,788

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