7 × 13 × 19 × 137

Prime Factor Structure

Factorization String 7 × 13 × 19 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 309,120

Proper Divisor Sum 72,247

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #236869 ← → #236879

1 7 13 19 91 133 137 247 959 1,729 1,781 2,603 12,467 18,221 33,839 236,873

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

236,873 710,620 355,310 177,655 532,966 266,483 799,450 399,725 1,199,176 599,588 299,794 149,897 449,692 224,846 112,423 337,270 168,635 505,906 252,953 758,860 379,430 189,715 569,146 284,573 853,720 426,860 213,430 106,715 320,146 160,073 480,220 240,110 120,055 360,166 180,083 540,250 270,125 810,376 405,188 202,594 101,297 303,892 151,946 75,973 227,920 113,960 56,980 28,490 14,245 42,736 21,368 10,684 5,342 2,671 8,014 4,007 12,022 6,011 18,034 9,017

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