2³ × 80557

Prime Factor Structure

Factorization String 2^3 × 80557

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,208,370

Proper Divisor Sum 563,914

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #644447 ← → #644489

1 2 4 8 80,557 161,114 322,228 644,456

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

644,456 322,228 161,114 80,557 241,672 120,836 60,418 30,209 90,628 45,314 22,657 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.