3 × 7 × 3989

Prime Factor Structure

Factorization String 3 × 7 × 3989

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 127,680

Proper Divisor Sum 43,911

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #83761 ← → #83773

1 3 7 21 3,989 11,967 27,923 83,769

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

83,769 251,308 125,654 62,827 188,482 94,241 282,724 141,362 70,681 212,044 106,022 53,011 159,034 79,517 238,552 119,276 59,638 29,819 89,458 44,729 134,188 67,094 33,547 100,642 50,321 150,964 75,482 37,741 113,224 56,612 28,306 14,153 42,460 21,230 10,615 31,846 15,923 47,770 23,885 71,656 35,828 17,914 8,957 26,872 13,436 6,718 3,359 10,078 5,039 15,118 7,559 22,678 11,339 34,018 17,009 51,028 25,514 12,757 38,272 19,136

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