3² × 127²

Prime Factor Structure

Factorization String 3^2 × 127^2

Distinct Prime Factors 2

Square Status Yes (√145161 = 381)

Abundance Measure Deficient

Analytical Properties

Total Divisors 9

Divisor Sum (σ) 211,341

Proper Divisor Sum 66,180

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #145139 ← → #145177

1 3 9 127 381 1,143 16,129 48,387 145,161

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

145,161 435,484 217,742 108,871 326,614 163,307 489,922 244,961 734,884 367,442 183,721 551,164 275,582 137,791 413,374 206,687 620,062 310,031 930,094 465,047 1,395,142 697,571 2,092,714 1,046,357 3,139,072 1,569,536 784,768 392,384 196,192 98,096 49,048 24,524 12,262 6,131 18,394 9,197 27,592 13,796 6,898 3,449 10,348 5,174 2,587 7,762 3,881 11,644 5,822 2,911 8,734 4,367 13,102 6,551 19,654 9,827 29,482 14,741 44,224 22,112 11,056 5,528

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