3 × 19991

Prime Factor Structure

Factorization String 3 × 19991

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 79,968

Proper Divisor Sum 19,995

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #59971 ← → #59981

1 3 19,991 59,973

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

59,973 179,920 89,960 44,980 22,490 11,245 33,736 16,868 8,434 4,217 12,652 6,326 3,163 9,490 4,745 14,236 7,118 3,559 10,678 5,339 16,018 8,009 24,028 12,014 6,007 18,022 9,011 27,034 13,517 40,552 20,276 10,138 5,069 15,208 7,604 3,802 1,901 5,704 2,852 1,426 713 2,140 1,070 535 1,606 803 2,410 1,205 3,616 1,808 904 452 226 113 340 170 85 256 128 64

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