2² × 7 × 19 × 37

Prime Factor Structure

Factorization String 2^2 × 7 × 19 × 37

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 42,560

Proper Divisor Sum 22,876

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #19681 ← → #19687

1 2 4 7 14 19 28 37 38 74 76 133 148 259 266 518 532 703 1,036 1,406 2,812 4,921 9,842 19,684

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

19,684 9,842 4,921 14,764 7,382 3,691 11,074 5,537 16,612 8,306 4,153 12,460 6,230 3,115 9,346 4,673 14,020 7,010 3,505 10,516 5,258 2,629 7,888 3,944 1,972 986 493 1,480 740 370 185 556 278 139 418 209 628 314 157 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22

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