19 × 23 × 71 × 127

Prime Factor Structure

Factorization String 19 × 23 × 71 × 127

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,423,680

Proper Divisor Sum 483,251

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #3940427 ← → #3940439

1 19 23 71 127 437 1,349 1,633 2,413 2,921 9,017 31,027 55,499 171,323 207,391 3,940,429

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

3,940,429 11,821,288 5,910,644 2,955,322 1,477,661 4,432,984 2,216,492 1,108,246 554,123 1,662,370 831,185 2,493,556 1,246,778 623,389 1,870,168 935,084 467,542 233,771 701,314 350,657 1,051,972 525,986 262,993 788,980 394,490 197,245 591,736 295,868 147,934 73,967 221,902 110,951 332,854 166,427 499,282 249,641 748,924 374,462 187,231 561,694 280,847 842,542 421,271 1,263,814 631,907 1,895,722 947,861 2,843,584 1,421,792 710,896 355,448 177,724 88,862 44,431 133,294 66,647 199,942 99,971 299,914 149,957

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