2 × 13 × 15671

Prime Factor Structure

Factorization String 2 × 13 × 15671

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 658,224

Proper Divisor Sum 250,778

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #407437 ← → #407471

1 2 13 26 15,671 31,342 203,723 407,446

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

407,446 203,723 611,170 305,585 916,756 458,378 229,189 687,568 343,784 171,892 85,946 42,973 128,920 64,460 32,230 16,115 48,346 24,173 72,520 36,260 18,130 9,065 27,196 13,598 6,799 20,398 10,199 30,598 15,299 45,898 22,949 68,848 34,424 17,212 8,606 4,303 12,910 6,455 19,366 9,683 29,050 14,525 43,576 21,788 10,894 5,447 16,342 8,171 24,514 12,257 36,772 18,386 9,193 27,580 13,790 6,895 20,686 10,343 31,030 15,515

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