7 × 13 × 137

Prime Factor Structure

Factorization String 7 × 13 × 137

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 15,456

Proper Divisor Sum 2,989

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #12457 ← → #12473

1 7 13 91 137 959 1,781 12,467

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

12,467 37,402 18,701 56,104 28,052 14,026 7,013 21,040 10,520 5,260 2,630 1,315 3,946 1,973 5,920 2,960 1,480 740 370 185 556 278 139 418 209 628 314 157 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16

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