421 × 3821

Prime Factor Structure

Factorization String 421 × 3821

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,612,884

Proper Divisor Sum 4,243

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #1608637 ← → #1608653

1 421 3,821 1,608,641

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

1,608,641 4,825,924 2,412,962 1,206,481 3,619,444 1,809,722 904,861 2,714,584 1,357,292 678,646 339,323 1,017,970 508,985 1,526,956 763,478 381,739 1,145,218 572,609 1,717,828 858,914 429,457 1,288,372 644,186 322,093 966,280 483,140 241,570 120,785 362,356 181,178 90,589 271,768 135,884 67,942 33,971 101,914 50,957 152,872 76,436 38,218 19,109 57,328 28,664 14,332 7,166 3,583 10,750 5,375 16,126 8,063 24,190 12,095 36,286 18,143 54,430 27,215 81,646 40,823 122,470 61,235

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