397 × 1637

Prime Factor Structure

Factorization String 397 × 1637

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 651,924

Proper Divisor Sum 2,035

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #649879 ← → #649897

1 397 1,637 649,889

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

649,889 1,949,668 974,834 487,417 1,462,252 731,126 365,563 1,096,690 548,345 1,645,036 822,518 411,259 1,233,778 616,889 1,850,668 925,334 462,667 1,388,002 694,001 2,082,004 1,041,002 520,501 1,561,504 780,752 390,376 195,188 97,594 48,797 146,392 73,196 36,598 18,299 54,898 27,449 82,348 41,174 20,587 61,762 30,881 92,644 46,322 23,161 69,484 34,742 17,371 52,114 26,057 78,172 39,086 19,543 58,630 29,315 87,946 43,973 131,920 65,960 32,980 16,490 8,245 24,736

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