3² × 7 × 71

Prime Factor Structure

Factorization String 3^2 × 7 × 71

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 7,488

Proper Divisor Sum 3,015

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #4463 ← → #4481

1 3 7 9 21 63 71 213 497 639 1,491 4,473

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

4,473 13,420 6,710 3,355 10,066 5,033 15,100 7,550 3,775 11,326 5,663 16,990 8,495 25,486 12,743 38,230 19,115 57,346 28,673 86,020 43,010 21,505 64,516 32,258 16,129 48,388 24,194 12,097 36,292 18,146 9,073 27,220 13,610 6,805 20,416 10,208 5,104 2,552 1,276 638 319 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858 2,429 7,288 3,644 1,822 911 2,734 1,367 4,102 2,051 6,154

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