3 × 5 × 17 × 85363

Prime Factor Structure

Factorization String 3 × 5 × 17 × 85363

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 36,877,248

Proper Divisor Sum 15,109,683

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #21767561 ← → #21767567

1 3 5 15 17 51 85 255 85,363 256,089 426,815 1,280,445 1,451,171 4,353,513 7,255,855 21,767,565

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

21,767,565 65,302,696 32,651,348 16,325,674 8,162,837 24,488,512 12,244,256 6,122,128 3,061,064 1,530,532 765,266 382,633 1,147,900 573,950 286,975 860,926 430,463 1,291,390 645,695 1,937,086 968,543 2,905,630 1,452,815 4,358,446 2,179,223 6,537,670 3,268,835 9,806,506 4,903,253 14,709,760 7,354,880 3,677,440 1,838,720 919,360 459,680 229,840 114,920 57,460 28,730 14,365 43,096 21,548 10,774 5,387 16,162 8,081 24,244 12,122 6,061 18,184 9,092 4,546 2,273 6,820 3,410 1,705 5,116 2,558 1,279 3,838

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