7 × 13 × 139 × 307

Prime Factor Structure

Factorization String 7 × 13 × 139 × 307

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,829,440

Proper Divisor Sum 946,197

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #3883223 ← → #3883247

1 7 13 91 139 307 973 1,807 2,149 3,991 12,649 27,937 42,673 298,711 554,749 3,883,243

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

3,883,243 11,649,730 5,824,865 17,474,596 8,737,298 4,368,649 13,105,948 6,552,974 3,276,487 9,829,462 4,914,731 14,744,194 7,372,097 22,116,292 11,058,146 5,529,073 16,587,220 8,293,610 4,146,805 12,440,416 6,220,208 3,110,104 1,555,052 777,526 388,763 1,166,290 583,145 1,749,436 874,718 437,359 1,312,078 656,039 1,968,118 984,059 2,952,178 1,476,089 4,428,268 2,214,134 1,107,067 3,321,202 1,660,601 4,981,804 2,490,902 1,245,451 3,736,354 1,868,177 5,604,532 2,802,266 1,401,133 4,203,400 2,101,700 1,050,850 525,425 1,576,276 788,138 394,069 1,182,208 591,104 295,552 147,776

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