19 × 89 × 1277

Prime Factor Structure

Factorization String 19 × 89 × 1277

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,300,400

Proper Divisor Sum 140,993

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #2159383 ← → #2159419

1 19 89 1,277 1,691 24,263 113,653 2,159,407

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

2,159,407 6,478,222 3,239,111 9,717,334 4,858,667 14,576,002 7,288,001 21,864,004 10,932,002 5,466,001 16,398,004 8,199,002 4,099,501 12,298,504 6,149,252 3,074,626 1,537,313 4,611,940 2,305,970 1,152,985 3,458,956 1,729,478 864,739 2,594,218 1,297,109 3,891,328 1,945,664 972,832 486,416 243,208 121,604 60,802 30,401 91,204 45,602 22,801 68,404 34,202 17,101 51,304 25,652 12,826 6,413 19,240 9,620 4,810 2,405 7,216 3,608 1,804 902 451 1,354 677 2,032 1,016 508 254 127 382

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