3² × 5 × 137 × 139

Prime Factor Structure

Factorization String 3^2 × 5 × 137 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,506,960

Proper Divisor Sum 650,025

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #856927 ← → #856939

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

856,935 2,570,806 1,285,403 3,856,210 1,928,105 5,784,316 2,892,158 1,446,079 4,338,238 2,169,119 6,507,358 3,253,679 9,761,038 4,880,519 14,641,558 7,320,779 21,962,338 10,981,169 32,943,508 16,471,754 8,235,877 24,707,632 12,353,816 6,176,908 3,088,454 1,544,227 4,632,682 2,316,341 6,949,024 3,474,512 1,737,256 868,628 434,314 217,157 651,472 325,736 162,868 81,434 40,717 122,152 61,076 30,538 15,269 45,808 22,904 11,452 5,726 2,863 8,590 4,295 12,886 6,443 19,330 9,665 28,996 14,498 7,249 21,748 10,874 5,437

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