2 × 13 × 67 × 229

Prime Factor Structure

Factorization String 2 × 13 × 67 × 229

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 656,880

Proper Divisor Sum 257,962

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #398917 ← → #398921

1 2 13 26 67 134 229 458 871 1,742 2,977 5,954 15,343 30,686 199,459 398,918

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

398,918 199,459 598,378 299,189 897,568 448,784 224,392 112,196 56,098 28,049 84,148 42,074 21,037 63,112 31,556 15,778 7,889 23,668 11,834 5,917 17,752 8,876 4,438 2,219 6,658 3,329 9,988 4,994 2,497 7,492 3,746 1,873 5,620 2,810 1,405 4,216 2,108 1,054 527 1,582 791 2,374 1,187 3,562 1,781 5,344 2,672 1,336 668 334 167 502 251 754 377 1,132 566 283 850 425

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