7 × 19 × 1669

Prime Factor Structure

Factorization String 7 × 19 × 1669

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 267,200

Proper Divisor Sum 45,223

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #221957 ← → #221987

1 7 19 133 1,669 11,683 31,711 221,977

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

221,977 665,932 332,966 166,483 499,450 249,725 749,176 374,588 187,294 93,647 280,942 140,471 421,414 210,707 632,122 316,061 948,184 474,092 237,046 118,523 355,570 177,785 533,356 266,678 133,339 400,018 200,009 600,028 300,014 150,007 450,022 225,011 675,034 337,517 1,012,552 506,276 253,138 126,569 379,708 189,854 94,927 284,782 142,391 427,174 213,587 640,762 320,381 961,144 480,572 240,286 120,143 360,430 180,215 540,646 270,323 810,970 405,485 1,216,456 608,228 304,114

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