2 × 19 × 31 × 71

Prime Factor Structure

Factorization String 2 × 19 × 31 × 71

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 138,240

Proper Divisor Sum 54,602

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #83621 ← → #83639

1 2 19 31 38 62 71 142 589 1,178 1,349 2,201 2,698 4,402 41,819 83,638

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

83,638 41,819 125,458 62,729 188,188 94,094 47,047 141,142 70,571 211,714 105,857 317,572 158,786 79,393 238,180 119,090 59,545 178,636 89,318 44,659 133,978 66,989 200,968 100,484 50,242 25,121 75,364 37,682 18,841 56,524 28,262 14,131 42,394 21,197 63,592 31,796 15,898 7,949 23,848 11,924 5,962 2,981 8,944 4,472 2,236 1,118 559 1,678 839 2,518 1,259 3,778 1,889 5,668 2,834 1,417 4,252 2,126 1,063 3,190

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