2 × 3 × 7 × 11 × 19 × 2437

Prime Factor Structure

Factorization String 2 × 3 × 7 × 11 × 19 × 2437

Distinct Prime Factors 6

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 64

Divisor Sum (σ) 56,171,520

Proper Divisor Sum 34,779,534

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #21391949 ← → #21391987

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

21,391,986 10,695,993 32,087,980 16,043,990 8,021,995 24,065,986 12,032,993 36,098,980 18,049,490 9,024,745 27,074,236 13,537,118 6,768,559 20,305,678 10,152,839 30,458,518 15,229,259 45,687,778 22,843,889 68,531,668 34,265,834 17,132,917 51,398,752 25,699,376 12,849,688 6,424,844 3,212,422 1,606,211 4,818,634 2,409,317 7,227,952 3,613,976 1,806,988 903,494 451,747 1,355,242 677,621 2,032,864 1,016,432 508,216 254,108 127,054 63,527 190,582 95,291 285,874 142,937 428,812 214,406 107,203 321,610 160,805 482,416 241,208 120,604 60,302 30,151 90,454 45,227 135,682

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