7 × 13 × 139 × 271

Prime Factor Structure

Factorization String 7 × 13 × 139 × 271

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,264,960

Proper Divisor Sum 837,081

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #3427871 ← → #3427891

1 7 13 91 139 271 973 1,807 1,897 3,523 12,649 24,661 37,669 263,683 489,697 3,427,879

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

3,427,879 10,283,638 5,141,819 15,425,458 7,712,729 23,138,188 11,569,094 5,784,547 17,353,642 8,676,821 26,030,464 13,015,232 6,507,616 3,253,808 1,626,904 813,452 406,726 203,363 610,090 305,045 915,136 457,568 228,784 114,392 57,196 28,598 14,299 42,898 21,449 64,348 32,174 16,087 48,262 24,131 72,394 36,197 108,592 54,296 27,148 13,574 6,787 20,362 10,181 30,544 15,272 7,636 3,818 1,909 5,728 2,864 1,432 716 358 179 538 269 808 404 202 101

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