31 × 1997

Prime Factor Structure

Factorization String 31 × 1997

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 63,936

Proper Divisor Sum 2,029

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #61879 ← → #61909

1 31 1,997 61,907

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

61,907 185,722 92,861 278,584 139,292 69,646 34,823 104,470 52,235 156,706 78,353 235,060 117,530 58,765 176,296 88,148 44,074 22,037 66,112 33,056 16,528 8,264 4,132 2,066 1,033 3,100 1,550 775 2,326 1,163 3,490 1,745 5,236 2,618 1,309 3,928 1,964 982 491 1,474 737 2,212 1,106 553 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369

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