13 × 47 × 19889

Prime Factor Structure

Factorization String 13 × 47 × 19889

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 13,366,080

Proper Divisor Sum 1,213,901

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #12152177 ← → #12152209

1 13 47 611 19,889 258,557 934,783 12,152,179

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

12,152,179 36,456,538 18,228,269 54,684,808 27,342,404 13,671,202 6,835,601 20,506,804 10,253,402 5,126,701 15,380,104 7,690,052 3,845,026 1,922,513 5,767,540 2,883,770 1,441,885 4,325,656 2,162,828 1,081,414 540,707 1,622,122 811,061 2,433,184 1,216,592 608,296 304,148 152,074 76,037 228,112 114,056 57,028 28,514 14,257 42,772 21,386 10,693 32,080 16,040 8,020 4,010 2,005 6,016 3,008 1,504 752 376 188 94 47 142 71 214 107 322 161 484 242 121 364

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