7 × 163 × 18617

Prime Factor Structure

Factorization String 7 × 163 × 18617

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 24,426,816

Proper Divisor Sum 3,184,819

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #21241991 ← → #21242047

1 7 163 1,141 18,617 130,319 3,034,571 21,241,997

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

21,241,997 63,725,992 31,862,996 15,931,498 7,965,749 23,897,248 11,948,624 5,974,312 2,987,156 1,493,578 746,789 2,240,368 1,120,184 560,092 280,046 140,023 420,070 210,035 630,106 315,053 945,160 472,580 236,290 118,145 354,436 177,218 88,609 265,828 132,914 66,457 199,372 99,686 49,843 149,530 74,765 224,296 112,148 56,074 28,037 84,112 42,056 21,028 10,514 5,257 15,772 7,886 3,943 11,830 5,915 17,746 8,873 26,620 13,310 6,655 19,966 9,983 29,950 14,975 44,926 22,463

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