7 × 13 × 7121

Prime Factor Structure

Factorization String 7 × 13 × 7121

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 797,664

Proper Divisor Sum 149,653

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #648007 ← → #648019

1 7 13 91 7,121 49,847 92,573 648,011

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

648,011 1,944,034 972,017 2,916,052 1,458,026 729,013 2,187,040 1,093,520 546,760 273,380 136,690 68,345 205,036 102,518 51,259 153,778 76,889 230,668 115,334 57,667 173,002 86,501 259,504 129,752 64,876 32,438 16,219 48,658 24,329 72,988 36,494 18,247 54,742 27,371 82,114 41,057 123,172 61,586 30,793 92,380 46,190 23,095 69,286 34,643 103,930 51,965 155,896 77,948 38,974 19,487 58,462 29,231 87,694 43,847 131,542 65,771 197,314 98,657 295,972 147,986

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