2² × 5 × 19 × 569

Prime Factor Structure

Factorization String 2^2 × 5 × 19 × 569

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 478,800

Proper Divisor Sum 262,580

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #216217 ← → #216233

1 2 4 5 10 19 20 38 76 95 190 380 569 1,138 2,276 2,845 5,690 10,811 11,380 21,622 43,244 54,055 108,110 216,220

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

216,220 108,110 54,055 162,166 81,083 243,250 121,625 364,876 182,438 91,219 273,658 136,829 410,488 205,244 102,622 51,311 153,934 76,967 230,902 115,451 346,354 173,177 519,532 259,766 129,883 389,650 194,825 584,476 292,238 146,119 438,358 219,179 657,538 328,769 986,308 493,154 246,577 739,732 369,866 184,933 554,800 277,400 138,700 69,350 34,675 104,026 52,013 156,040 78,020 39,010 19,505 58,516 29,258 14,629 43,888 21,944 10,972 5,486 2,743 8,230

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