7 × 13 × 37 × 53

Prime Factor Structure

Factorization String 7 × 13 × 37 × 53

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 229,824

Proper Divisor Sum 51,373

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #178447 ← → #178469

1 7 13 37 53 91 259 371 481 689 1,961 3,367 4,823 13,727 25,493 178,451

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

178,451 535,354 267,677 803,032 401,516 200,758 100,379 301,138 150,569 451,708 225,854 112,927 338,782 169,391 508,174 254,087 762,262 381,131 1,143,394 571,697 1,715,092 857,546 428,773 1,286,320 643,160 321,580 160,790 80,395 241,186 120,593 361,780 180,890 90,445 271,336 135,668 67,834 33,917 101,752 50,876 25,438 12,719 38,158 19,079 57,238 28,619 85,858 42,929 128,788 64,394 32,197 96,592 48,296 24,148 12,074 6,037 18,112 9,056 4,528 2,264 1,132

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