3 × 5 × 31 × 839

Prime Factor Structure

Factorization String 3 × 5 × 31 × 839

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 645,120

Proper Divisor Sum 254,985

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #390119 ← → #390151

1 3 5 15 31 93 155 465 839 2,517 4,195 12,585 26,009 78,027 130,045 390,135

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

390,135 1,170,406 585,203 1,755,610 877,805 2,633,416 1,316,708 658,354 329,177 987,532 493,766 246,883 740,650 370,325 1,110,976 555,488 277,744 138,872 69,436 34,718 17,359 52,078 26,039 78,118 39,059 117,178 58,589 175,768 87,884 43,942 21,971 65,914 32,957 98,872 49,436 24,718 12,359 37,078 18,539 55,618 27,809 83,428 41,714 20,857 62,572 31,286 15,643 46,930 23,465 70,396 35,198 17,599 52,798 26,399 79,198 39,599 118,798 59,399 178,198 89,099

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