3³ × 19 × 139

Prime Factor Structure

Factorization String 3^3 × 19 × 139

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 112,000

Proper Divisor Sum 40,693

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #71293 ← → #71317

1 3 9 19 27 57 139 171 417 513 1,251 2,641 3,753 7,923 23,769 71,307

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

71,307 213,922 106,961 320,884 160,442 80,221 240,664 120,332 60,166 30,083 90,250 45,125 135,376 67,688 33,844 16,922 8,461 25,384 12,692 6,346 3,173 9,520 4,760 2,380 1,190 595 1,786 893 2,680 1,340 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425 1,276 638 319 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858 2,429 7,288 3,644 1,822 911 2,734

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