7 × 137 × 439

Prime Factor Structure

Factorization String 7 × 137 × 439

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 485,760

Proper Divisor Sum 64,759

Digit Sum / Digital Root 8 (Root: 8)

Adjacent Primes #420997 ← → #421009

1 7 137 439 959 3,073 60,143 421,001

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

421,001 1,263,004 631,502 315,751 947,254 473,627 1,420,882 710,441 2,131,324 1,065,662 532,831 1,598,494 799,247 2,397,742 1,198,871 3,596,614 1,798,307 5,394,922 2,697,461 8,092,384 4,046,192 2,023,096 1,011,548 505,774 252,887 758,662 379,331 1,137,994 568,997 1,706,992 853,496 426,748 213,374 106,687 320,062 160,031 480,094 240,047 720,142 360,071 1,080,214 540,107 1,620,322 810,161 2,430,484 1,215,242 607,621 1,822,864 911,432 455,716 227,858 113,929 341,788 170,894 85,447 256,342 128,171 384,514 192,257 576,772

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