2² × 160669

Prime Factor Structure

Factorization String 2^2 × 160669

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 1,124,690

Proper Divisor Sum 482,014

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #642673 ← → #642683

1 2 4 160,669 321,338 642,676

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

642,676 321,338 160,669 482,008 241,004 120,502 60,251 180,754 90,377 271,132 135,566 67,783 203,350 101,675 305,026 152,513 457,540 228,770 114,385 343,156 171,578 85,789 257,368 128,684 64,342 32,171 96,514 48,257 144,772 72,386 36,193 108,580 54,290 27,145 81,436 40,718 20,359 61,078 30,539 91,618 45,809 137,428 68,714 34,357 103,072 51,536 25,768 12,884 6,442 3,221 9,664 4,832 2,416 1,208 604 302 151 454 227 682

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