7 × 89 × 211

Prime Factor Structure

Factorization String 7 × 89 × 211

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 152,640

Proper Divisor Sum 21,187

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #131449 ← → #131477

1 7 89 211 623 1,477 18,779 131,453

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

131,453 394,360 197,180 98,590 49,295 147,886 73,943 221,830 110,915 332,746 166,373 499,120 249,560 124,780 62,390 31,195 93,586 46,793 140,380 70,190 35,095 105,286 52,643 157,930 78,965 236,896 118,448 59,224 29,612 14,806 7,403 22,210 11,105 33,316 16,658 8,329 24,988 12,494 6,247 18,742 9,371 28,114 14,057 42,172 21,086 10,543 31,630 15,815 47,446 23,723 71,170 35,585 106,756 53,378 26,689 80,068 40,034 20,017 60,052 30,026

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