389 × 6421

Prime Factor Structure

Factorization String 389 × 6421

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,504,580

Proper Divisor Sum 6,811

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #2497757 ← → #2497771

1 389 6,421 2,497,769

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

2,497,769 7,493,308 3,746,654 1,873,327 5,619,982 2,809,991 8,429,974 4,214,987 12,644,962 6,322,481 18,967,444 9,483,722 4,741,861 14,225,584 7,112,792 3,556,396 1,778,198 889,099 2,667,298 1,333,649 4,000,948 2,000,474 1,000,237 3,000,712 1,500,356 750,178 375,089 1,125,268 562,634 281,317 843,952 421,976 210,988 105,494 52,747 158,242 79,121 237,364 118,682 59,341 178,024 89,012 44,506 22,253 66,760 33,380 16,690 8,345 25,036 12,518 6,259 18,778 9,389 28,168 14,084 7,042 3,521 10,564 5,282 2,641

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