3 × 5 × 13 × 1277

Prime Factor Structure

Factorization String 3 × 5 × 13 × 1277

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 429,408

Proper Divisor Sum 180,393

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #248987 ← → #249017

1 3 5 13 15 39 65 195 1,277 3,831 6,385 16,601 19,155 49,803 83,005 249,015

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

249,015 747,046 373,523 1,120,570 560,285 1,680,856 840,428 420,214 210,107 630,322 315,161 945,484 472,742 236,371 709,114 354,557 1,063,672 531,836 265,918 132,959 398,878 199,439 598,318 299,159 897,478 448,739 1,346,218 673,109 2,019,328 1,009,664 504,832 252,416 126,208 63,104 31,552 15,776 7,888 3,944 1,972 986 493 1,480 740 370 185 556 278 139 418 209 628 314 157 472 236 118 59 178 89 268

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