3 × 5 × 17 × 1237

Prime Factor Structure

Factorization String 3 × 5 × 17 × 1237

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 534,816

Proper Divisor Sum 219,381

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #315421 ← → #315437

1 3 5 15 17 51 85 255 1,237 3,711 6,185 18,555 21,029 63,087 105,145 315,435

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

315,435 946,306 473,153 1,419,460 709,730 354,865 1,064,596 532,298 266,149 798,448 399,224 199,612 99,806 49,903 149,710 74,855 224,566 112,283 336,850 168,425 505,276 252,638 126,319 378,958 189,479 568,438 284,219 852,658 426,329 1,278,988 639,494 319,747 959,242 479,621 1,438,864 719,432 359,716 179,858 89,929 269,788 134,894 67,447 202,342 101,171 303,514 151,757 455,272 227,636 113,818 56,909 170,728 85,364 42,682 21,341 64,024 32,012 16,006 8,003 24,010 12,005

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