11 × 13 × 181 × 773

Prime Factor Structure

Factorization String 11 × 13 × 181 × 773

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 23,665,824

Proper Divisor Sum 3,658,265

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #20007557 ← → #20007569

1 11 13 143 181 773 1,991 2,353 8,503 10,049 25,883 110,539 139,913 1,539,043 1,818,869 20,007,559

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

20,007,559 60,022,678 30,011,339 90,034,018 45,017,009 135,051,028 67,525,514 33,762,757 101,288,272 50,644,136 25,322,068 12,661,034 6,330,517 18,991,552 9,495,776 4,747,888 2,373,944 1,186,972 593,486 296,743 890,230 445,115 1,335,346 667,673 2,003,020 1,001,510 500,755 1,502,266 751,133 2,253,400 1,126,700 563,350 281,675 845,026 422,513 1,267,540 633,770 316,885 950,656 475,328 237,664 118,832 59,416 29,708 14,854 7,427 22,282 11,141 33,424 16,712 8,356 4,178 2,089 6,268 3,134 1,567 4,702 2,351 7,054 3,527

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