13 × 31091

Prime Factor Structure

Factorization String 13 × 31091

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 435,288

Proper Divisor Sum 31,105

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #404177 ← → #404189

1 13 31,091 404,183

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

404,183 1,212,550 606,275 1,818,826 909,413 2,728,240 1,364,120 682,060 341,030 170,515 511,546 255,773 767,320 383,660 191,830 95,915 287,746 143,873 431,620 215,810 107,905 323,716 161,858 80,929 242,788 121,394 60,697 182,092 91,046 45,523 136,570 68,285 204,856 102,428 51,214 25,607 76,822 38,411 115,234 57,617 172,852 86,426 43,213 129,640 64,820 32,410 16,205 48,616 24,308 12,154 6,077 18,232 9,116 4,558 2,279 6,838 3,419 10,258 5,129 15,388

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