821²

Prime Factor Structure

Factorization String 821^2

Distinct Prime Factors 1

Square Status Yes (√674041 = 821)

Abundance Measure Deficient

Analytical Properties

Total Divisors 3

Divisor Sum (σ) 674,863

Proper Divisor Sum 822

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #674017 ← → #674057

1 821 674,041

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

674,041 2,022,124 1,011,062 505,531 1,516,594 758,297 2,274,892 1,137,446 568,723 1,706,170 853,085 2,559,256 1,279,628 639,814 319,907 959,722 479,861 1,439,584 719,792 359,896 179,948 89,974 44,987 134,962 67,481 202,444 101,222 50,611 151,834 75,917 227,752 113,876 56,938 28,469 85,408 42,704 21,352 10,676 5,338 2,669 8,008 4,004 2,002 1,001 3,004 1,502 751 2,254 1,127 3,382 1,691 5,074 2,537 7,612 3,806 1,903 5,710 2,855 8,566 4,283

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