7 × 31 × 43 × 419

Prime Factor Structure

Factorization String 7 × 31 × 43 × 419

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,730,880

Proper Divisor Sum 821,191

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #3909671 ← → #3909691

1 7 31 43 217 301 419 1,333 2,933 9,331 12,989 18,017 90,923 126,119 558,527 3,909,689

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

3,909,689 11,729,068 5,864,534 2,932,267 8,796,802 4,398,401 13,195,204 6,597,602 3,298,801 9,896,404 4,948,202 2,474,101 7,422,304 3,711,152 1,855,576 927,788 463,894 231,947 695,842 347,921 1,043,764 521,882 260,941 782,824 391,412 195,706 97,853 293,560 146,780 73,390 36,695 110,086 55,043 165,130 82,565 247,696 123,848 61,924 30,962 15,481 46,444 23,222 11,611 34,834 17,417 52,252 26,126 13,063 39,190 19,595 58,786 29,393 88,180 44,090 22,045 66,136 33,068 16,534 8,267 24,802

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