13 × 17² × 311

Prime Factor Structure

Factorization String 13 × 17^2 × 311

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,340,976

Proper Divisor Sum 172,549

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #1168411 ← → #1168451

1 13 17 221 289 311 3,757 4,043 5,287 68,731 89,879 1,168,427

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

1,168,427 3,505,282 1,752,641 5,257,924 2,628,962 1,314,481 3,943,444 1,971,722 985,861 2,957,584 1,478,792 739,396 369,698 184,849 554,548 277,274 138,637 415,912 207,956 103,978 51,989 155,968 77,984 38,992 19,496 9,748 4,874 2,437 7,312 3,656 1,828 914 457 1,372 686 343 1,030 515 1,546 773 2,320 1,160 580 290 145 436 218 109 328 164 82 41 124 62 31 94 47 142 71 214

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