3 × 31 × 43 × 997

Prime Factor Structure

Factorization String 3 × 31 × 43 × 997

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,620,736

Proper Divisor Sum 1,633,733

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #3987001 ← → #3987013

1 3 31 43 93 129 997 1,333 2,991 3,999 30,907 42,871 92,721 128,613 1,329,001 3,987,003

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

3,987,003 11,961,010 5,980,505 17,941,516 8,970,758 4,485,379 13,456,138 6,728,069 20,184,208 10,092,104 5,046,052 2,523,026 1,261,513 3,784,540 1,892,270 946,135 2,838,406 1,419,203 4,257,610 2,128,805 6,386,416 3,193,208 1,596,604 798,302 399,151 1,197,454 598,727 1,796,182 898,091 2,694,274 1,347,137 4,041,412 2,020,706 1,010,353 3,031,060 1,515,530 757,765 2,273,296 1,136,648 568,324 284,162 142,081 426,244 213,122 106,561 319,684 159,842 79,921 239,764 119,882 59,941 179,824 89,912 44,956 22,478 11,239 33,718 16,859 50,578 25,289

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