2⁵ × 157 × 4259

Prime Factor Structure

Factorization String 2^5 × 157 × 4259

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 42,404,040

Proper Divisor Sum 21,006,824

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #21397171 ← → #21397217

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

21,397,216 10,698,608 5,349,304 2,674,652 1,337,326 668,663 2,005,990 1,002,995 3,008,986 1,504,493 4,513,480 2,256,740 1,128,370 564,185 1,692,556 846,278 423,139 1,269,418 634,709 1,904,128 952,064 476,032 238,016 119,008 59,504 29,752 14,876 7,438 3,719 11,158 5,579 16,738 8,369 25,108 12,554 6,277 18,832 9,416 4,708 2,354 1,177 3,532 1,766 883 2,650 1,325 3,976 1,988 994 497 1,492 746 373 1,120 560 280 140 70 35 106

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