13 × 31 × 43 × 67

Prime Factor Structure

Factorization String 13 × 31 × 43 × 67

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,340,416

Proper Divisor Sum 179,373

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #1161037 ← → #1161047

1 13 31 43 67 403 559 871 1,333 2,077 2,881 17,329 27,001 37,453 89,311 1,161,043

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

1,161,043 3,483,130 1,741,565 5,224,696 2,612,348 1,306,174 653,087 1,959,262 979,631 2,938,894 1,469,447 4,408,342 2,204,171 6,612,514 3,306,257 9,918,772 4,959,386 2,479,693 7,439,080 3,719,540 1,859,770 929,885 2,789,656 1,394,828 697,414 348,707 1,046,122 523,061 1,569,184 784,592 392,296 196,148 98,074 49,037 147,112 73,556 36,778 18,389 55,168 27,584 13,792 6,896 3,448 1,724 862 431 1,294 647 1,942 971 2,914 1,457 4,372 2,186 1,093 3,280 1,640 820 410 205

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