7 × 13 × 43 × 4909

Prime Factor Structure

Factorization String 7 × 13 × 43 × 4909

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 24,196,480

Proper Divisor Sum 4,987,563

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #19208909 ← → #19208927

1 7 13 43 91 301 559 3,913 4,909 34,363 63,817 211,087 446,719 1,477,609 2,744,131 19,208,917

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

19,208,917 57,626,752 28,813,376 14,406,688 7,203,344 3,601,672 1,800,836 900,418 450,209 1,350,628 675,314 337,657 1,012,972 506,486 253,243 759,730 379,865 1,139,596 569,798 284,899 854,698 427,349 1,282,048 641,024 320,512 160,256 80,128 40,064 20,032 10,016 5,008 2,504 1,252 626 313 940 470 235 706 353 1,060 530 265 796 398 199 598 299 898 449 1,348 674 337 1,012 506 253 760 380 190 95

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