673,209

3² × 131 × 571

Prime Factor Structure

Factorization String 3^2 × 131 × 571

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 12

Divisor Sum (σ) 981,552

Proper Divisor Sum 308,343

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #673207 ← → #673223

1 3 9 131 393 571 1,179 1,713 5,139 74,801 224,403 673,209

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

673,209 2,019,628 1,009,814 504,907 1,514,722 757,361 2,272,084 1,136,042 568,021 1,704,064 852,032 426,016 213,008 106,504 53,252 26,626 13,313 39,940 19,970 9,985 29,956 14,978 7,489 22,468 11,234 5,617 16,852 8,426 4,213 12,640 6,320 3,160 1,580 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251 754 377 1,132 566 283 850 425 1,276 638 319 958 479 1,438 719

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