5 × 128969

Prime Factor Structure

Factorization String 5 × 128969

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 773,820

Proper Divisor Sum 128,975

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #644843 ← → #644857

1 5 128,969 644,845

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

644,845 1,934,536 967,268 483,634 241,817 725,452 362,726 181,363 544,090 272,045 816,136 408,068 204,034 102,017 306,052 153,026 76,513 229,540 114,770 57,385 172,156 86,078 43,039 129,118 64,559 193,678 96,839 290,518 145,259 435,778 217,889 653,668 326,834 163,417 490,252 245,126 122,563 367,690 183,845 551,536 275,768 137,884 68,942 34,471 103,414 51,707 155,122 77,561 232,684 116,342 58,171 174,514 87,257 261,772 130,886 65,443 196,330 98,165 294,496 147,248

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