3² × 5 × 28289

Prime Factor Structure

Factorization String 3^2 × 5 × 28289

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,206,620

Proper Divisor Sum 933,615

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #1273001 ← → #1273021

1 3 5 9 15 45 28,289 84,867 141,445 254,601 424,335 1,273,005

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

1,273,005 3,819,016 1,909,508 954,754 477,377 1,432,132 716,066 358,033 1,074,100 537,050 268,525 805,576 402,788 201,394 100,697 302,092 151,046 75,523 226,570 113,285 339,856 169,928 84,964 42,482 21,241 63,724 31,862 15,931 47,794 23,897 71,692 35,846 17,923 53,770 26,885 80,656 40,328 20,164 10,082 5,041 15,124 7,562 3,781 11,344 5,672 2,836 1,418 709 2,128 1,064 532 266 133 400 200 100 50 25 76 38

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