31 × 21739

Prime Factor Structure

Factorization String 31 × 21739

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 695,680

Proper Divisor Sum 21,771

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #673891 ← → #673921

1 31 21,739 673,909

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

673,909 2,021,728 1,010,864 505,432 252,716 126,358 63,179 189,538 94,769 284,308 142,154 71,077 213,232 106,616 53,308 26,654 13,327 39,982 19,991 59,974 29,987 89,962 44,981 134,944 67,472 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

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