3 × 13 × 53 × 431

Prime Factor Structure

Factorization String 3 × 13 × 53 × 431

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,306,368

Proper Divisor Sum 415,491

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #890867 ← → #890881

1 3 13 39 53 159 431 689 1,293 2,067 5,603 16,809 22,843 68,529 296,959 890,877

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

890,877 2,672,632 1,336,316 668,158 334,079 1,002,238 501,119 1,503,358 751,679 2,255,038 1,127,519 3,382,558 1,691,279 5,073,838 2,536,919 7,610,758 3,805,379 11,416,138 5,708,069 17,124,208 8,562,104 4,281,052 2,140,526 1,070,263 3,210,790 1,605,395 4,816,186 2,408,093 7,224,280 3,612,140 1,806,070 903,035 2,709,106 1,354,553 4,063,660 2,031,830 1,015,915 3,047,746 1,523,873 4,571,620 2,285,810 1,142,905 3,428,716 1,714,358 857,179 2,571,538 1,285,769 3,857,308 1,928,654 964,327 2,892,982 1,446,491 4,339,474 2,169,737 6,509,212 3,254,606 1,627,303 4,881,910 2,440,955 7,322,866

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