3 × 7 × 29 × 71

Prime Factor Structure

Factorization String 3 × 7 × 29 × 71

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 69,120

Proper Divisor Sum 25,881

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #43237 ← → #43261

1 3 7 21 29 71 87 203 213 497 609 1,491 2,059 6,177 14,413 43,239

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

43,239 129,718 64,859 194,578 97,289 291,868 145,934 72,967 218,902 109,451 328,354 164,177 492,532 246,266 123,133 369,400 184,700 92,350 46,175 138,526 69,263 207,790 103,895 311,686 155,843 467,530 233,765 701,296 350,648 175,324 87,662 43,831 131,494 65,747 197,242 98,621 295,864 147,932 73,966 36,983 110,950 55,475 166,426 83,213 249,640 124,820 62,410 31,205 93,616 46,808 23,404 11,702 5,851 17,554 8,777 26,332 13,166 6,583 19,750 9,875

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