11 × 131 × 151

Prime Factor Structure

Factorization String 11 × 131 × 151

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 240,768

Proper Divisor Sum 23,177

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #217579 ← → #217619

1 11 131 151 1,441 1,661 19,781 217,591

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

217,591 652,774 326,387 979,162 489,581 1,468,744 734,372 367,186 183,593 550,780 275,390 137,695 413,086 206,543 619,630 309,815 929,446 464,723 1,394,170 697,085 2,091,256 1,045,628 522,814 261,407 784,222 392,111 1,176,334 588,167 1,764,502 882,251 2,646,754 1,323,377 3,970,132 1,985,066 992,533 2,977,600 1,488,800 744,400 372,200 186,100 93,050 46,525 139,576 69,788 34,894 17,447 52,342 26,171 78,514 39,257 117,772 58,886 29,443 88,330 44,165 132,496 66,248 33,124 16,562 8,281

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