13 × 306991

Prime Factor Structure

Factorization String 13 × 306991

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 4,297,888

Proper Divisor Sum 307,005

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #3990863 ← → #3990901

1 13 306,991 3,990,883

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

3,990,883 11,972,650 5,986,325 17,958,976 8,979,488 4,489,744 2,244,872 1,122,436 561,218 280,609 841,828 420,914 210,457 631,372 315,686 157,843 473,530 236,765 710,296 355,148 177,574 88,787 266,362 133,181 399,544 199,772 99,886 49,943 149,830 74,915 224,746 112,373 337,120 168,560 84,280 42,140 21,070 10,535 31,606 15,803 47,410 23,705 71,116 35,558 17,779 53,338 26,669 80,008 40,004 20,002 10,001 30,004 15,002 7,501 22,504 11,252 5,626 2,813 8,440 4,220

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