7 × 19 × 37 × 211

Prime Factor Structure

Factorization String 7 × 19 × 37 × 211

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,288,960

Proper Divisor Sum 250,629

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #1038329 ← → #1038337

1 7 19 37 133 211 259 703 1,477 4,009 4,921 7,807 28,063 54,649 148,333 1,038,331

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

1,038,331 3,114,994 1,557,497 4,672,492 2,336,246 1,168,123 3,504,370 1,752,185 5,256,556 2,628,278 1,314,139 3,942,418 1,971,209 5,913,628 2,956,814 1,478,407 4,435,222 2,217,611 6,652,834 3,326,417 9,979,252 4,989,626 2,494,813 7,484,440 3,742,220 1,871,110 935,555 2,806,666 1,403,333 4,210,000 2,105,000 1,052,500 526,250 263,125 789,376 394,688 197,344 98,672 49,336 24,668 12,334 6,167 18,502 9,251 27,754 13,877 41,632 20,816 10,408 5,204 2,602 1,301 3,904 1,952 976 488 244 122 61 184

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