3 × 11 × 19 × 139

Prime Factor Structure

Factorization String 3 × 11 × 19 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 134,400

Proper Divisor Sum 47,247

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #87151 ← → #87179

1 3 11 19 33 57 139 209 417 627 1,529 2,641 4,587 7,923 29,051 87,153

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

87,153 261,460 130,730 65,365 196,096 98,048 49,024 24,512 12,256 6,128 3,064 1,532 766 383 1,150 575 1,726 863 2,590 1,295 3,886 1,943 5,830 2,915 8,746 4,373 13,120 6,560 3,280 1,640 820 410 205 616 308 154 77 232 116 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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