47 × 139 × 643

Prime Factor Structure

Factorization String 47 × 139 × 643

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 4,327,680

Proper Divisor Sum 126,961

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #4200709 ← → #4200731

1 47 139 643 6,533 30,221 89,377 4,200,719

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

4,200,719 12,602,158 6,301,079 18,903,238 9,451,619 28,354,858 14,177,429 42,532,288 21,266,144 10,633,072 5,316,536 2,658,268 1,329,134 664,567 1,993,702 996,851 2,990,554 1,495,277 4,485,832 2,242,916 1,121,458 560,729 1,682,188 841,094 420,547 1,261,642 630,821 1,892,464 946,232 473,116 236,558 118,279 354,838 177,419 532,258 266,129 798,388 399,194 199,597 598,792 299,396 149,698 74,849 224,548 112,274 56,137 168,412 84,206 42,103 126,310 63,155 189,466 94,733 284,200 142,100 71,050 35,525 106,576 53,288 26,644

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