3 × 7 × 53 × 79

Prime Factor Structure

Factorization String 3 × 7 × 53 × 79

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 138,240

Proper Divisor Sum 50,313

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #87917 ← → #87931

1 3 7 21 53 79 159 237 371 553 1,113 1,659 4,187 12,561 29,309 87,927

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

87,927 263,782 131,891 395,674 197,837 593,512 296,756 148,378 74,189 222,568 111,284 55,642 27,821 83,464 41,732 20,866 10,433 31,300 15,650 7,825 23,476 11,738 5,869 17,608 8,804 4,402 2,201 6,604 3,302 1,651 4,954 2,477 7,432 3,716 1,858 929 2,788 1,394 697 2,092 1,046 523 1,570 785 2,356 1,178 589 1,768 884 442 221 664 332 166 83 250 125 376 188 94

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