2 × 5³ × 41 × 2087

Prime Factor Structure

Factorization String 2 × 5^3 × 41 × 2087

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 41,041,728

Proper Divisor Sum 19,649,978

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #21391723 ← → #21391751

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

21,391,750 10,695,875 32,087,626 16,043,813 48,131,440 24,065,720 12,032,860 6,016,430 3,008,215 9,024,646 4,512,323 13,536,970 6,768,485 20,305,456 10,152,728 5,076,364 2,538,182 1,269,091 3,807,274 1,903,637 5,710,912 2,855,456 1,427,728 713,864 356,932 178,466 89,233 267,700 133,850 66,925 200,776 100,388 50,194 25,097 75,292 37,646 18,823 56,470 28,235 84,706 42,353 127,060 63,530 31,765 95,296 47,648 23,824 11,912 5,956 2,978 1,489 4,468 2,234 1,117 3,352 1,676 838 419 1,258 629

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