691 × 1217

Prime Factor Structure

Factorization String 691 × 1217

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 842,856

Proper Divisor Sum 1,909

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #840943 ← → #840967

1 691 1,217 840,947

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

840,947 2,522,842 1,261,421 3,784,264 1,892,132 946,066 473,033 1,419,100 709,550 354,775 1,064,326 532,163 1,596,490 798,245 2,394,736 1,197,368 598,684 299,342 149,671 449,014 224,507 673,522 336,761 1,010,284 505,142 252,571 757,714 378,857 1,136,572 568,286 284,143 852,430 426,215 1,278,646 639,323 1,917,970 958,985 2,876,956 1,438,478 719,239 2,157,718 1,078,859 3,236,578 1,618,289 4,854,868 2,427,434 1,213,717 3,641,152 1,820,576 910,288 455,144 227,572 113,786 56,893 170,680 85,340 42,670 21,335 64,006 32,003

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