2² × 19 × 1699

Prime Factor Structure

Factorization String 2^2 × 19 × 1699

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 238,000

Proper Divisor Sum 108,876

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #129121 ← → #129127

1 2 4 19 38 76 1,699 3,398 6,796 32,281 64,562 129,124

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

129,124 64,562 32,281 96,844 48,422 24,211 72,634 36,317 108,952 54,476 27,238 13,619 40,858 20,429 61,288 30,644 15,322 7,661 22,984 11,492 5,746 2,873 8,620 4,310 2,155 6,466 3,233 9,700 4,850 2,425 7,276 3,638 1,819 5,458 2,729 8,188 4,094 2,047 6,142 3,071 9,214 4,607 13,822 6,911 20,734 10,367 31,102 15,551 46,654 23,327 69,982 34,991 104,974 52,487 157,462 78,731 236,194 118,097 354,292 177,146

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