2 × 3 × 5 × 7 × 19 × 397

Prime Factor Structure

Factorization String 2 × 3 × 5 × 7 × 19 × 397

Distinct Prime Factors 6

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 64

Divisor Sum (σ) 4,584,960

Proper Divisor Sum 3,000,930

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #1584017 ← → #1584031

1 2 3 5 6 7 10 14 15 19 21 30 35 38 42 57 70 95 105 114 133 190 210 266 285 397 399 570 665 794 798 1,191 1,330 1,985 1,995 2,382 2,779 3,970 3,990 5,558 5,955 7,543 8,337 11,910 13,895 15,086 16,674 22,629 27,790 37,715 41,685 45,258 52,801 75,430 83,370 105,602 113,145 158,403 226,290 264,005

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

1,584,030 792,015 2,376,046 1,188,023 3,564,070 1,782,035 5,346,106 2,673,053 8,019,160 4,009,580 2,004,790 1,002,395 3,007,186 1,503,593 4,510,780 2,255,390 1,127,695 3,383,086 1,691,543 5,074,630 2,537,315 7,611,946 3,805,973 11,417,920 5,708,960 2,854,480 1,427,240 713,620 356,810 178,405 535,216 267,608 133,804 66,902 33,451 100,354 50,177 150,532 75,266 37,633 112,900 56,450 28,225 84,676 42,338 21,169 63,508 31,754 15,877 47,632 23,816 11,908 5,954 2,977 8,932 4,466 2,233 6,700 3,350 1,675

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