3 × 13 × 107 × 163

Prime Factor Structure

Factorization String 3 × 13 × 107 × 163

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 991,872

Proper Divisor Sum 311,673

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #680189 ← → #680203

1 3 13 39 107 163 321 489 1,391 2,119 4,173 6,357 17,441 52,323 226,733 680,199

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

680,199 2,040,598 1,020,299 3,060,898 1,530,449 4,591,348 2,295,674 1,147,837 3,443,512 1,721,756 860,878 430,439 1,291,318 645,659 1,936,978 968,489 2,905,468 1,452,734 726,367 2,179,102 1,089,551 3,268,654 1,634,327 4,902,982 2,451,491 7,354,474 3,677,237 11,031,712 5,515,856 2,757,928 1,378,964 689,482 344,741 1,034,224 517,112 258,556 129,278 64,639 193,918 96,959 290,878 145,439 436,318 218,159 654,478 327,239 981,718 490,859 1,472,578 736,289 2,208,868 1,104,434 552,217 1,656,652 828,326 414,163 1,242,490 621,245 1,863,736 931,868

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