5 × 13³ × 89

Prime Factor Structure

Factorization String 5 × 13^3 × 89

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,285,200

Proper Divisor Sum 307,535

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #977629 ← → #977671

1 5 13 65 89 169 445 845 1,157 2,197 5,785 10,985 15,041 75,205 195,533 977,665

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

977,665 2,932,996 1,466,498 733,249 2,199,748 1,099,874 549,937 1,649,812 824,906 412,453 1,237,360 618,680 309,340 154,670 77,335 232,006 116,003 348,010 174,005 522,016 261,008 130,504 65,252 32,626 16,313 48,940 24,470 12,235 36,706 18,353 55,060 27,530 13,765 41,296 20,648 10,324 5,162 2,581 7,744 3,872 1,936 968 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175

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