7 × 19 × 31 × 257

Prime Factor Structure

Factorization String 7 × 19 × 31 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,320,960

Proper Divisor Sum 261,349

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #1059599 ← → #1059613

1 7 19 31 133 217 257 589 1,799 4,123 4,883 7,967 34,181 55,769 151,373 1,059,611

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

1,059,611 3,178,834 1,589,417 4,768,252 2,384,126 1,192,063 3,576,190 1,788,095 5,364,286 2,682,143 8,046,430 4,023,215 12,069,646 6,034,823 18,104,470 9,052,235 27,156,706 13,578,353 40,735,060 20,367,530 10,183,765 30,551,296 15,275,648 7,637,824 3,818,912 1,909,456 954,728 477,364 238,682 119,341 358,024 179,012 89,506 44,753 134,260 67,130 33,565 100,696 50,348 25,174 12,587 37,762 18,881 56,644 28,322 14,161 42,484 21,242 10,621 31,864 15,932 7,966 3,983 11,950 5,975 17,926 8,963 26,890 13,445 40,336

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