13 × 37 × 997

Prime Factor Structure

Factorization String 13 × 37 × 997

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 530,936

Proper Divisor Sum 51,379

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #479543 ← → #479561

1 13 37 481 997 12,961 36,889 479,557

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

479,557 1,438,672 719,336 359,668 179,834 89,917 269,752 134,876 67,438 33,719 101,158 50,579 151,738 75,869 227,608 113,804 56,902 28,451 85,354 42,677 128,032 64,016 32,008 16,004 8,002 4,001 12,004 6,002 3,001 9,004 4,502 2,251 6,754 3,377 10,132 5,066 2,533 7,600 3,800 1,900 950 475 1,426 713 2,140 1,070 535 1,606 803 2,410 1,205 3,616 1,808 904 452 226 113 340 170 85

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