7 × 19717

Prime Factor Structure

Factorization String 7 × 19717

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 157,744

Proper Divisor Sum 19,725

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #138007 ← → #138041

1 7 19,717 138,019

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

138,019 414,058 207,029 621,088 310,544 155,272 77,636 38,818 19,409 58,228 29,114 14,557 43,672 21,836 10,918 5,459 16,378 8,189 24,568 12,284 6,142 3,071 9,214 4,607 13,822 6,911 20,734 10,367 31,102 15,551 46,654 23,327 69,982 34,991 104,974 52,487 157,462 78,731 236,194 118,097 354,292 177,146 88,573 265,720 132,860 66,430 33,215 99,646 49,823 149,470 74,735 224,206 112,103 336,310 168,155 504,466 252,233 756,700 378,350 189,175

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