2 × 13 × 61 × 197

Prime Factor Structure

Factorization String 2 × 13 × 61 × 197

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 515,592

Proper Divisor Sum 203,150

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #312427 ← → #312451

1 2 13 26 61 122 197 394 793 1,586 2,561 5,122 12,017 24,034 156,221 312,442

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

312,442 156,221 468,664 234,332 117,166 58,583 175,750 87,875 263,626 131,813 395,440 197,720 98,860 49,430 24,715 74,146 37,073 111,220 55,610 27,805 83,416 41,708 20,854 10,427 31,282 15,641 46,924 23,462 11,731 35,194 17,597 52,792 26,396 13,198 6,599 19,798 9,899 29,698 14,849 44,548 22,274 11,137 33,412 16,706 8,353 25,060 12,530 6,265 18,796 9,398 4,699 14,098 7,049 21,148 10,574 5,287 15,862 7,931 23,794 11,897

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