3² × 7 × 157

Prime Factor Structure

Factorization String 3^2 × 7 × 157

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 16,432

Proper Divisor Sum 6,541

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #9887 ← → #9901

1 3 7 9 21 63 157 471 1,099 1,413 3,297 9,891

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

9,891 29,674 14,837 44,512 22,256 11,128 5,564 2,782 1,391 4,174 2,087 6,262 3,131 9,394 4,697 14,092 7,046 3,523 10,570 5,285 15,856 7,928 3,964 1,982 991 2,974 1,487 4,462 2,231 6,694 3,347 10,042 5,021 15,064 7,532 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732 5,366 2,683 8,050 4,025 12,076 6,038 3,019 9,058 4,529 13,588

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