2 × 13 × 67 × 643

Prime Factor Structure

Factorization String 2 × 13 × 67 × 643

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,839,264

Proper Divisor Sum 719,158

Digit Sum / Digital Root 11 (Root: 2)

Adjacent Primes #1120087 ← → #1120109

1 2 13 26 67 134 643 871 1,286 1,742 8,359 16,718 43,081 86,162 560,053 1,120,106

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

1,120,106 560,053 1,680,160 840,080 420,040 210,020 105,010 52,505 157,516 78,758 39,379 118,138 59,069 177,208 88,604 44,302 22,151 66,454 33,227 99,682 49,841 149,524 74,762 37,381 112,144 56,072 28,036 14,018 7,009 21,028 10,514 5,257 15,772 7,886 3,943 11,830 5,915 17,746 8,873 26,620 13,310 6,655 19,966 9,983 29,950 14,975 44,926 22,463 67,390 33,695 101,086 50,543 151,630 75,815 227,446 113,723 341,170 170,585 511,756 255,878

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