17³ × 131

Prime Factor Structure

Factorization String 17^3 × 131

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 689,040

Proper Divisor Sum 45,437

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #643589 ← → #643619

1 17 131 289 2,227 4,913 37,859 643,603

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

643,603 1,930,810 965,405 2,896,216 1,448,108 724,054 362,027 1,086,082 543,041 1,629,124 814,562 407,281 1,221,844 610,922 305,461 916,384 458,192 229,096 114,548 57,274 28,637 85,912 42,956 21,478 10,739 32,218 16,109 48,328 24,164 12,082 6,041 18,124 9,062 4,531 13,594 6,797 20,392 10,196 5,098 2,549 7,648 3,824 1,912 956 478 239 718 359 1,078 539 1,618 809 2,428 1,214 607 1,822 911 2,734 1,367 4,102

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