397 × 1693

Prime Factor Structure

Factorization String 397 × 1693

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 674,212

Proper Divisor Sum 2,091

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #672107 ← → #672127

1 397 1,693 672,121

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

672,121 2,016,364 1,008,182 504,091 1,512,274 756,137 2,268,412 1,134,206 567,103 1,701,310 850,655 2,551,966 1,275,983 3,827,950 1,913,975 5,741,926 2,870,963 8,612,890 4,306,445 12,919,336 6,459,668 3,229,834 1,614,917 4,844,752 2,422,376 1,211,188 605,594 302,797 908,392 454,196 227,098 113,549 340,648 170,324 85,162 42,581 127,744 63,872 31,936 15,968 7,984 3,992 1,996 998 499 1,498 749 2,248 1,124 562 281 844 422 211 634 317 952 476 238 119

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