3 × 5 × 11 × 1997

Prime Factor Structure

Factorization String 3 × 5 × 11 × 1997

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 575,424

Proper Divisor Sum 245,919

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #329503 ← → #329519

1 3 5 11 15 33 55 165 1,997 5,991 9,985 21,967 29,955 65,901 109,835 329,505

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

329,505 988,516 494,258 247,129 741,388 370,694 185,347 556,042 278,021 834,064 417,032 208,516 104,258 52,129 156,388 78,194 39,097 117,292 58,646 29,323 87,970 43,985 131,956 65,978 32,989 98,968 49,484 24,742 12,371 37,114 18,557 55,672 27,836 13,918 6,959 20,878 10,439 31,318 15,659 46,978 23,489 70,468 35,234 17,617 52,852 26,426 13,213 39,640 19,820 9,910 4,955 14,866 7,433 22,300 11,150 5,575 16,726 8,363 25,090 12,545

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