3 × 13 × 17 × 491

Prime Factor Structure

Factorization String 3 × 13 × 17 × 491

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 495,936

Proper Divisor Sum 170,403

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #325517 ← → #325537

1 3 13 17 39 51 221 491 663 1,473 6,383 8,347 19,149 25,041 108,511 325,533

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

325,533 976,600 488,300 244,150 122,075 366,226 183,113 549,340 274,670 137,335 412,006 206,003 618,010 309,005 927,016 463,508 231,754 115,877 347,632 173,816 86,908 43,454 21,727 65,182 32,591 97,774 48,887 146,662 73,331 219,994 109,997 329,992 164,996 82,498 41,249 123,748 61,874 30,937 92,812 46,406 23,203 69,610 34,805 104,416 52,208 26,104 13,052 6,526 3,263 9,790 4,895 14,686 7,343 22,030 11,015 33,046 16,523 49,570 24,785 74,356

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