3 × 5 × 7 × 6131

Prime Factor Structure

Factorization String 3 × 5 × 7 × 6131

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,177,344

Proper Divisor Sum 533,589

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #643751 ← → #643781

1 3 5 7 15 21 35 105 6,131 18,393 30,655 42,917 91,965 128,751 214,585 643,755

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

643,755 1,931,266 965,633 2,896,900 1,448,450 724,225 2,172,676 1,086,338 543,169 1,629,508 814,754 407,377 1,222,132 611,066 305,533 916,600 458,300 229,150 114,575 343,726 171,863 515,590 257,795 773,386 386,693 1,160,080 580,040 290,020 145,010 72,505 217,516 108,758 54,379 163,138 81,569 244,708 122,354 61,177 183,532 91,766 45,883 137,650 68,825 206,476 103,238 51,619 154,858 77,429 232,288 116,144 58,072 29,036 14,518 7,259 21,778 10,889 32,668 16,334 8,167 24,502

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