3² × 19 × 809

Prime Factor Structure

Factorization String 3^2 × 19 × 809

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 210,600

Proper Divisor Sum 72,261

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #138337 ← → #138349

1 3 9 19 57 171 809 2,427 7,281 15,371 46,113 138,339

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

138,339 415,018 207,509 622,528 311,264 155,632 77,816 38,908 19,454 9,727 29,182 14,591 43,774 21,887 65,662 32,831 98,494 49,247 147,742 73,871 221,614 110,807 332,422 166,211 498,634 249,317 747,952 373,976 186,988 93,494 46,747 140,242 70,121 210,364 105,182 52,591 157,774 78,887 236,662 118,331 354,994 177,497 532,492 266,246 133,123 399,370 199,685 599,056 299,528 149,764 74,882 37,441 112,324 56,162 28,081 84,244 42,122 21,061 63,184 31,592

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