2² × 3² × 18143

Prime Factor Structure

Factorization String 2^2 × 3^2 × 18143

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,651,104

Proper Divisor Sum 997,956

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #653143 ← → #653153

1 2 3 4 6 9 12 18 36 18,143 36,286 54,429 72,572 108,858 163,287 217,716 326,574 653,148

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

653,148 326,574 163,287 489,862 244,931 734,794 367,397 1,102,192 551,096 275,548 137,774 68,887 206,662 103,331 309,994 154,997 464,992 232,496 116,248 58,124 29,062 14,531 43,594 21,797 65,392 32,696 16,348 8,174 4,087 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 2,764 1,382 691

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