31 × 157 × 643

Prime Factor Structure

Factorization String 31 × 157 × 643

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 3,256,064

Proper Divisor Sum 126,583

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #3129463 ← → #3129487

1 31 157 643 4,867 19,933 100,951 3,129,481

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

3,129,481 9,388,444 4,694,222 2,347,111 7,041,334 3,520,667 10,562,002 5,281,001 15,843,004 7,921,502 3,960,751 11,882,254 5,941,127 17,823,382 8,911,691 26,735,074 13,367,537 40,102,612 20,051,306 10,025,653 30,076,960 15,038,480 7,519,240 3,759,620 1,879,810 939,905 2,819,716 1,409,858 704,929 2,114,788 1,057,394 528,697 1,586,092 793,046 396,523 1,189,570 594,785 1,784,356 892,178 446,089 1,338,268 669,134 334,567 1,003,702 501,851 1,505,554 752,777 2,258,332 1,129,166 564,583 1,693,750 846,875 2,540,626 1,270,313 3,810,940 1,905,470 952,735 2,858,206 1,429,103 4,287,310

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