2³ × 5 × 1621

Prime Factor Structure

Factorization String 2^3 × 5 × 1621

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 145,980

Proper Divisor Sum 81,140

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #64817 ← → #64849

1 2 4 5 8 10 20 40 1,621 3,242 6,484 8,105 12,968 16,210 32,420 64,840

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

64,840 32,420 16,210 8,105 24,316 12,158 6,079 18,238 9,119 27,358 13,679 41,038 20,519 61,558 30,779 92,338 46,169 138,508 69,254 34,627 103,882 51,941 155,824 77,912 38,956 19,478 9,739 29,218 14,609 43,828 21,914 10,957 32,872 16,436 8,218 4,109 12,328 6,164 3,082 1,541 4,624 2,312 1,156 578 289 868 434 217 652 326 163 490 245 736 368 184 92 46 23 70

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