3 × 7 × 30689

Prime Factor Structure

Factorization String 3 × 7 × 30689

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 982,080

Proper Divisor Sum 337,611

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #644447 ← → #644489

1 3 7 21 30,689 92,067 214,823 644,469

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

644,469 1,933,408 966,704 483,352 241,676 120,838 60,419 181,258 90,629 271,888 135,944 67,972 33,986 16,993 50,980 25,490 12,745 38,236 19,118 9,559 28,678 14,339 43,018 21,509 64,528 32,264 16,132 8,066 4,033 12,100 6,050 3,025 9,076 4,538 2,269 6,808 3,404 1,702 851 2,554 1,277 3,832 1,916 958 479 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

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