13 × 15319

Prime Factor Structure

Factorization String 13 × 15319

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 214,480

Proper Divisor Sum 15,333

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #199109 ← → #199151

1 13 15,319 199,147

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

199,147 597,442 298,721 896,164 448,082 224,041 672,124 336,062 168,031 504,094 252,047 756,142 378,071 1,134,214 567,107 1,701,322 850,661 2,551,984 1,275,992 637,996 318,998 159,499 478,498 239,249 717,748 358,874 179,437 538,312 269,156 134,578 67,289 201,868 100,934 50,467 151,402 75,701 227,104 113,552 56,776 28,388 14,194 7,097 21,292 10,646 5,323 15,970 7,985 23,956 11,978 5,989 17,968 8,984 4,492 2,246 1,123 3,370 1,685 5,056 2,528 1,264

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