2 × 13 × 139 × 2153

Prime Factor Structure

Factorization String 2 × 13 × 139 × 2153

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 12,665,520

Proper Divisor Sum 4,884,578

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #7780921 ← → #7780963

1 2 13 26 139 278 1,807 2,153 3,614 4,306 27,989 55,978 299,267 598,534 3,890,471 7,780,942

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

7,780,942 3,890,471 11,671,414 5,835,707 17,507,122 8,753,561 26,260,684 13,130,342 6,565,171 19,695,514 9,847,757 29,543,272 14,771,636 7,385,818 3,692,909 11,078,728 5,539,364 2,769,682 1,384,841 4,154,524 2,077,262 1,038,631 3,115,894 1,557,947 4,673,842 2,336,921 7,010,764 3,505,382 1,752,691 5,258,074 2,629,037 7,887,112 3,943,556 1,971,778 985,889 2,957,668 1,478,834 739,417 2,218,252 1,109,126 554,563 1,663,690 831,845 2,495,536 1,247,768 623,884 311,942 155,971 467,914 233,957 701,872 350,936 175,468 87,734 43,867 131,602 65,801 197,404 98,702 49,351

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