3 × 43 × 155821

Prime Factor Structure

Factorization String 3 × 43 × 155821

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 27,424,672

Proper Divisor Sum 7,323,763

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #20100907 ← → #20100911

1 3 43 129 155,821 467,463 6,700,303 20,100,909

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

20,100,909 60,302,728 30,151,364 15,075,682 7,537,841 22,613,524 11,306,762 5,653,381 16,960,144 8,480,072 4,240,036 2,120,018 1,060,009 3,180,028 1,590,014 795,007 2,385,022 1,192,511 3,577,534 1,788,767 5,366,302 2,683,151 8,049,454 4,024,727 12,074,182 6,037,091 18,111,274 9,055,637 27,166,912 13,583,456 6,791,728 3,395,864 1,697,932 848,966 424,483 1,273,450 636,725 1,910,176 955,088 477,544 238,772 119,386 59,693 179,080 89,540 44,770 22,385 67,156 33,578 16,789 50,368 25,184 12,592 6,296 3,148 1,574 787 2,362 1,181 3,544

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