3 × 5 × 11 × 3881

Prime Factor Structure

Factorization String 3 × 5 × 11 × 3881

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,118,016

Proper Divisor Sum 477,651

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #640363 ← → #640369

1 3 5 11 15 33 55 165 3,881 11,643 19,405 42,691 58,215 128,073 213,455 640,365

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

640,365 1,921,096 960,548 480,274 240,137 720,412 360,206 180,103 540,310 270,155 810,466 405,233 1,215,700 607,850 303,925 911,776 455,888 227,944 113,972 56,986 28,493 85,480 42,740 21,370 10,685 32,056 16,028 8,014 4,007 12,022 6,011 18,034 9,017 27,052 13,526 6,763 20,290 10,145 30,436 15,218 7,609 22,828 11,414 5,707 17,122 8,561 25,684 12,842 6,421 19,264 9,632 4,816 2,408 1,204 602 301 904 452 226 113

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