3³ × 7 × 17 × 67

Prime Factor Structure

Factorization String 3^3 × 7 × 17 × 67

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 391,680

Proper Divisor Sum 176,409

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #215261 ← → #215273

1 3 7 9 17 21 27 51 63 67 119 153 189 201 357 459 469 603 1,071 1,139 1,407 1,809 3,213 3,417 4,221 7,973 10,251 12,663 23,919 30,753 71,757 215,271

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

215,271 645,814 322,907 968,722 484,361 1,453,084 726,542 363,271 1,089,814 544,907 1,634,722 817,361 2,452,084 1,226,042 613,021 1,839,064 919,532 459,766 229,883 689,650 344,825 1,034,476 517,238 258,619 775,858 387,929 1,163,788 581,894 290,947 872,842 436,421 1,309,264 654,632 327,316 163,658 81,829 245,488 122,744 61,372 30,686 15,343 46,030 23,015 69,046 34,523 103,570 51,785 155,356 77,678 38,839 116,518 58,259 174,778 87,389 262,168 131,084 65,542 32,771 98,314 49,157

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