5 × 17 × 41 × 397

Prime Factor Structure

Factorization String 5 × 17 × 41 × 397

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,805,328

Proper Divisor Sum 421,783

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #1383521 ← → #1383553

1 5 17 41 85 205 397 697 1,985 3,485 6,749 16,277 33,745 81,385 276,709 1,383,545

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

1,383,545 4,150,636 2,075,318 1,037,659 3,112,978 1,556,489 4,669,468 2,334,734 1,167,367 3,502,102 1,751,051 5,253,154 2,626,577 7,879,732 3,939,866 1,969,933 5,909,800 2,954,900 1,477,450 738,725 2,216,176 1,108,088 554,044 277,022 138,511 415,534 207,767 623,302 311,651 934,954 467,477 1,402,432 701,216 350,608 175,304 87,652 43,826 21,913 65,740 32,870 16,435 49,306 24,653 73,960 36,980 18,490 9,245 27,736 13,868 6,934 3,467 10,402 5,201 15,604 7,802 3,901 11,704 5,852 2,926 1,463

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