7 × 13 × 43 × 73

Prime Factor Structure

Factorization String 7 × 13 × 43 × 73

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 364,672

Proper Divisor Sum 79,023

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #285643 ← → #285661

1 7 13 43 73 91 301 511 559 949 3,139 3,913 6,643 21,973 40,807 285,649

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

285,649 856,948 428,474 214,237 642,712 321,356 160,678 80,339 241,018 120,509 361,528 180,764 90,382 45,191 135,574 67,787 203,362 101,681 305,044 152,522 76,261 228,784 114,392 57,196 28,598 14,299 42,898 21,449 64,348 32,174 16,087 48,262 24,131 72,394 36,197 108,592 54,296 27,148 13,574 6,787 20,362 10,181 30,544 15,272 7,636 3,818 1,909 5,728 2,864 1,432 716 358 179 538 269 808 404 202 101 304

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