643369

Prime Factor Structure

Factorization String 643369

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 643,370

Proper Divisor Sum 1

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #643303 ← → #643373

1 643,369

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

643,369 1,930,108 965,054 482,527 1,447,582 723,791 2,171,374 1,085,687 3,257,062 1,628,531 4,885,594 2,442,797 7,328,392 3,664,196 1,832,098 916,049 2,748,148 1,374,074 687,037 2,061,112 1,030,556 515,278 257,639 772,918 386,459 1,159,378 579,689 1,739,068 869,534 434,767 1,304,302 652,151 1,956,454 978,227 2,934,682 1,467,341 4,402,024 2,201,012 1,100,506 550,253 1,650,760 825,380 412,690 206,345 619,036 309,518 154,759 464,278 232,139 696,418 348,209 1,044,628 522,314 261,157 783,472 391,736 195,868 97,934 48,967 146,902

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