7 × 11 × 43 × 509

Prime Factor Structure

Factorization String 7 × 11 × 43 × 509

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,154,240

Proper Divisor Sum 468,941

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #1685297 ← → #1685317

1 7 11 43 77 301 473 509 3,311 3,563 5,599 21,887 39,193 153,209 240,757 1,685,299

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

1,685,299 5,055,898 2,527,949 7,583,848 3,791,924 1,895,962 947,981 2,843,944 1,421,972 710,986 355,493 1,066,480 533,240 266,620 133,310 66,655 199,966 99,983 299,950 149,975 449,926 224,963 674,890 337,445 1,012,336 506,168 253,084 126,542 63,271 189,814 94,907 284,722 142,361 427,084 213,542 106,771 320,314 160,157 480,472 240,236 120,118 60,059 180,178 90,089 270,268 135,134 67,567 202,702 101,351 304,054 152,027 456,082 228,041 684,124 342,062 171,031 513,094 256,547 769,642 384,821

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