3 × 7 × 83 × 857

Prime Factor Structure

Factorization String 3 × 7 × 83 × 857

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,306,304

Proper Divisor Sum 812,553

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #1493749 ← → #1493759

1 3 7 21 83 249 581 857 1,743 2,571 5,999 17,997 71,131 213,393 497,917 1,493,751

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

1,493,751 4,481,254 2,240,627 6,721,882 3,360,941 10,082,824 5,041,412 2,520,706 1,260,353 3,781,060 1,890,530 945,265 2,835,796 1,417,898 708,949 2,126,848 1,063,424 531,712 265,856 132,928 66,464 33,232 16,616 8,308 4,154 2,077 6,232 3,116 1,558 779 2,338 1,169 3,508 1,754 877 2,632 1,316 658 329 988 494 247 742 371 1,114 557 1,672 836 418 209 628 314 157 472 236 118 59 178 89 268

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