197 × 421

Prime Factor Structure

Factorization String 197 × 421

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 83,556

Proper Divisor Sum 619

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #82913 ← → #82939

1 197 421 82,937

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

82,937 248,812 124,406 62,203 186,610 93,305 279,916 139,958 69,979 209,938 104,969 314,908 157,454 78,727 236,182 118,091 354,274 177,137 531,412 265,706 132,853 398,560 199,280 99,640 49,820 24,910 12,455 37,366 18,683 56,050 28,025 84,076 42,038 21,019 63,058 31,529 94,588 47,294 23,647 70,942 35,471 106,414 53,207 159,622 79,811 239,434 119,717 359,152 179,576 89,788 44,894 22,447 67,342 33,671 101,014 50,507 151,522 75,761 227,284 113,642

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