3 × 7 × 43 × 2213

Prime Factor Structure

Factorization String 3 × 7 × 43 × 2213

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,117,312

Proper Divisor Sum 1,118,973

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #1998331 ← → #1998341

1 3 7 21 43 129 301 903 2,213 6,639 15,491 46,473 95,159 285,477 666,113 1,998,339

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

1,998,339 5,995,018 2,997,509 8,992,528 4,496,264 2,248,132 1,124,066 562,033 1,686,100 843,050 421,525 1,264,576 632,288 316,144 158,072 79,036 39,518 19,759 59,278 29,639 88,918 44,459 133,378 66,689 200,068 100,034 50,017 150,052 75,026 37,513 112,540 56,270 28,135 84,406 42,203 126,610 63,305 189,916 94,958 47,479 142,438 71,219 213,658 106,829 320,488 160,244 80,122 40,061 120,184 60,092 30,046 15,023 45,070 22,535 67,606 33,803 101,410 50,705 152,116 76,058

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