3 × 59 × 149 × 769

Prime Factor Structure

Factorization String 3 × 59 × 149 × 769

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 27,720,000

Proper Divisor Sum 7,439,163

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #20280817 ← → #20280839

1 3 59 149 177 447 769 2,307 8,791 26,373 45,371 114,581 136,113 343,743 6,760,279 20,280,837

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

20,280,837 60,842,512 30,421,256 15,210,628 7,605,314 3,802,657 11,407,972 5,703,986 2,851,993 8,555,980 4,277,990 2,138,995 6,416,986 3,208,493 9,625,480 4,812,740 2,406,370 1,203,185 3,609,556 1,804,778 902,389 2,707,168 1,353,584 676,792 338,396 169,198 84,599 253,798 126,899 380,698 190,349 571,048 285,524 142,762 71,381 214,144 107,072 53,536 26,768 13,384 6,692 3,346 1,673 5,020 2,510 1,255 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577

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