13² × 137 × 421

Prime Factor Structure

Factorization String 13^2 × 137 × 421

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 10,657,188

Proper Divisor Sum 909,775

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #9747403 ← → #9747421

1 13 137 169 421 1,781 5,473 23,153 57,677 71,149 749,801 9,747,413

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

9,747,413 29,242,240 14,621,120 7,310,560 3,655,280 1,827,640 913,820 456,910 228,455 685,366 342,683 1,028,050 514,025 1,542,076 771,038 385,519 1,156,558 578,279 1,734,838 867,419 2,602,258 1,301,129 3,903,388 1,951,694 975,847 2,927,542 1,463,771 4,391,314 2,195,657 6,586,972 3,293,486 1,646,743 4,940,230 2,470,115 7,410,346 3,705,173 11,115,520 5,557,760 2,778,880 1,389,440 694,720 347,360 173,680 86,840 43,420 21,710 10,855 32,566 16,283 48,850 24,425 73,276 36,638 18,319 54,958 27,479 82,438 41,219 123,658 61,829

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