13 × 37 × 21557

Prime Factor Structure

Factorization String 13 × 37 × 21557

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 11,468,856

Proper Divisor Sum 1,099,939

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #10368899 ← → #10368923

1 13 37 481 21,557 280,241 797,609 10,368,917

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

10,368,917 31,106,752 15,553,376 7,776,688 3,888,344 1,944,172 972,086 486,043 1,458,130 729,065 2,187,196 1,093,598 546,799 1,640,398 820,199 2,460,598 1,230,299 3,690,898 1,845,449 5,536,348 2,768,174 1,384,087 4,152,262 2,076,131 6,228,394 3,114,197 9,342,592 4,671,296 2,335,648 1,167,824 583,912 291,956 145,978 72,989 218,968 109,484 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

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