3 × 5 × 7 × 1889

Prime Factor Structure

Factorization String 3 × 5 × 7 × 1889

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 362,880

Proper Divisor Sum 164,535

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #198337 ← → #198347

1 3 5 7 15 21 35 105 1,889 5,667 9,445 13,223 28,335 39,669 66,115 198,345

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

198,345 595,036 297,518 148,759 446,278 223,139 669,418 334,709 1,004,128 502,064 251,032 125,516 62,758 31,379 94,138 47,069 141,208 70,604 35,302 17,651 52,954 26,477 79,432 39,716 19,858 9,929 29,788 14,894 7,447 22,342 11,171 33,514 16,757 50,272 25,136 12,568 6,284 3,142 1,571 4,714 2,357 7,072 3,536 1,768 884 442 221 664 332 166 83 250 125 376 188 94 47 142 71 214

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