13 × 17 × 37 × 43

Prime Factor Structure

Factorization String 13 × 17 × 37 × 43

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 421,344

Proper Divisor Sum 69,733

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #351599 ← → #351643

1 13 17 37 43 221 481 559 629 731 1,591 8,177 9,503 20,683 27,047 351,611

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

351,611 1,054,834 527,417 1,582,252 791,126 395,563 1,186,690 593,345 1,780,036 890,018 445,009 1,335,028 667,514 333,757 1,001,272 500,636 250,318 125,159 375,478 187,739 563,218 281,609 844,828 422,414 211,207 633,622 316,811 950,434 475,217 1,425,652 712,826 356,413 1,069,240 534,620 267,310 133,655 400,966 200,483 601,450 300,725 902,176 451,088 225,544 112,772 56,386 28,193 84,580 42,290 21,145 63,436 31,718 15,859 47,578 23,789 71,368 35,684 17,842 8,921 26,764 13,382

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