2 × 5² × 13² × 2129

Prime Factor Structure

Factorization String 2 × 5^2 × 13^2 × 2129

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 36,250,470

Proper Divisor Sum 18,260,420

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #17990023 ← → #17990057

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

17,990,050 8,995,025 26,985,076 13,492,538 6,746,269 20,238,808 10,119,404 5,059,702 2,529,851 7,589,554 3,794,777 11,384,332 5,692,166 2,846,083 8,538,250 4,269,125 12,807,376 6,403,688 3,201,844 1,600,922 800,461 2,401,384 1,200,692 600,346 300,173 900,520 450,260 225,130 112,565 337,696 168,848 84,424 42,212 21,106 10,553 31,660 15,830 7,915 23,746 11,873 35,620 17,810 8,905 26,716 13,358 6,679 20,038 10,019 30,058 15,029 45,088 22,544 11,272 5,636 2,818 1,409 4,228 2,114 1,057 3,172

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