2² × 11 × 97 × 151

Prime Factor Structure

Factorization String 2^2 × 11 × 97 × 151

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,251,264

Proper Divisor Sum 606,796

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #644447 ← → #644489

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

644,468 322,234 161,117 483,352 241,676 120,838 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.