13 × 19 × 11821

Prime Factor Structure

Factorization String 13 × 19 × 11821

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 3,310,160

Proper Divisor Sum 390,373

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #2919779 ← → #2919803

1 13 19 247 11,821 153,673 224,599 2,919,787

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

2,919,787 8,759,362 4,379,681 13,139,044 6,569,522 3,284,761 9,854,284 4,927,142 2,463,571 7,390,714 3,695,357 11,086,072 5,543,036 2,771,518 1,385,759 4,157,278 2,078,639 6,235,918 3,117,959 9,353,878 4,676,939 14,030,818 7,015,409 21,046,228 10,523,114 5,261,557 15,784,672 7,892,336 3,946,168 1,973,084 986,542 493,271 1,479,814 739,907 2,219,722 1,109,861 3,329,584 1,664,792 832,396 416,198 208,099 624,298 312,149 936,448 468,224 234,112 117,056 58,528 29,264 14,632 7,316 3,658 1,829 5,488 2,744 1,372 686 343 1,030 515

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