2² × 31² × 257

Prime Factor Structure

Factorization String 2^2 × 31^2 × 257

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,793,358

Proper Divisor Sum 805,450

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #987869 ← → #987911

1 2 4 31 62 124 257 514 961 1,028 1,922 3,844 7,967 15,934 31,868 246,977 493,954 987,908

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

987,908 493,954 246,977 740,932 370,466 185,233 555,700 277,850 138,925 416,776 208,388 104,194 52,097 156,292 78,146 39,073 117,220 58,610 29,305 87,916 43,958 21,979 65,938 32,969 98,908 49,454 24,727 74,182 37,091 111,274 55,637 166,912 83,456 41,728 20,864 10,432 5,216 2,608 1,304 652 326 163 490 245 736 368 184 92 46 23 70 35 106 53 160 80 40 20 10 5

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