3 × 7 × 31 × 1009

Prime Factor Structure

Factorization String 3 × 7 × 31 × 1009

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,034,240

Proper Divisor Sum 377,381

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #656839 ← → #656891

1 3 7 21 31 93 217 651 1,009 3,027 7,063 21,189 31,279 93,837 218,953 656,859

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

656,859 1,970,578 985,289 2,955,868 1,477,934 738,967 2,216,902 1,108,451 3,325,354 1,662,677 4,988,032 2,494,016 1,247,008 623,504 311,752 155,876 77,938 38,969 116,908 58,454 29,227 87,682 43,841 131,524 65,762 32,881 98,644 49,322 24,661 73,984 36,992 18,496 9,248 4,624 2,312 1,156 578 289 868 434 217 652 326 163 490 245 736 368 184 92 46 23 70 35 106 53 160 80 40 20

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