3 × 7132591

Prime Factor Structure

Factorization String 3 × 7132591

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 28,530,368

Proper Divisor Sum 7,132,595

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #21397771 ← → #21397787

1 3 7,132,591 21,397,773

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

21,397,773 64,193,320 32,096,660 16,048,330 8,024,165 24,072,496 12,036,248 6,018,124 3,009,062 1,504,531 4,513,594 2,256,797 6,770,392 3,385,196 1,692,598 846,299 2,538,898 1,269,449 3,808,348 1,904,174 952,087 2,856,262 1,428,131 4,284,394 2,142,197 6,426,592 3,213,296 1,606,648 803,324 401,662 200,831 602,494 301,247 903,742 451,871 1,355,614 677,807 2,033,422 1,016,711 3,050,134 1,525,067 4,575,202 2,287,601 6,862,804 3,431,402 1,715,701 5,147,104 2,573,552 1,286,776 643,388 321,694 160,847 482,542 241,271 723,814 361,907 1,085,722 542,861 1,628,584 814,292

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