3 × 5 × 7 × 19219

Prime Factor Structure

Factorization String 3 × 5 × 7 × 19219

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,690,240

Proper Divisor Sum 1,672,245

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #2017991 ← → #2018021

1 3 5 7 15 21 35 105 19,219 57,657 96,095 134,533 288,285 403,599 672,665 2,017,995

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

2,017,995 6,053,986 3,026,993 9,080,980 4,540,490 2,270,245 6,810,736 3,405,368 1,702,684 851,342 425,671 1,277,014 638,507 1,915,522 957,761 2,873,284 1,436,642 718,321 2,154,964 1,077,482 538,741 1,616,224 808,112 404,056 202,028 101,014 50,507 151,522 75,761 227,284 113,642 56,821 170,464 85,232 42,616 21,308 10,654 5,327 15,982 7,991 23,974 11,987 35,962 17,981 53,944 26,972 13,486 6,743 20,230 10,115 30,346 15,173 45,520 22,760 11,380 5,690 2,845 8,536 4,268 2,134

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