13 × 4397

Prime Factor Structure

Factorization String 13 × 4397

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 61,572

Proper Divisor Sum 4,411

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #57149 ← → #57163

1 13 4,397 57,161

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

57,161 171,484 85,742 42,871 128,614 64,307 192,922 96,461 289,384 144,692 72,346 36,173 108,520 54,260 27,130 13,565 40,696 20,348 10,174 5,087 15,262 7,631 22,894 11,447 34,342 17,171 51,514 25,757 77,272 38,636 19,318 9,659 28,978 14,489 43,468 21,734 10,867 32,602 16,301 48,904 24,452 12,226 6,113 18,340 9,170 4,585 13,756 6,878 3,439 10,318 5,159 15,478 7,739 23,218 11,609 34,828 17,414 8,707 26,122 13,061

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