2 × 401 × 821

Prime Factor Structure

Factorization String 2 × 401 × 821

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 991,332

Proper Divisor Sum 332,890

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #658433 ← → #658447

1 2 401 802 821 1,642 329,221 658,442

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

658,442 329,221 987,664 493,832 246,916 123,458 61,729 185,188 92,594 46,297 138,892 69,446 34,723 104,170 52,085 156,256 78,128 39,064 19,532 9,766 4,883 14,650 7,325 21,976 10,988 5,494 2,747 8,242 4,121 12,364 6,182 3,091 9,274 4,637 13,912 6,956 3,478 1,739 5,218 2,609 7,828 3,914 1,957 5,872 2,936 1,468 734 367 1,102 551 1,654 827 2,482 1,241 3,724 1,862 931 2,794 1,397 4,192

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