3² × 5² × 881

Prime Factor Structure

Factorization String 3^2 × 5^2 × 881

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 355,446

Proper Divisor Sum 157,221

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #198223 ← → #198241

1 3 5 9 15 25 45 75 225 881 2,643 4,405 7,929 13,215 22,025 39,645 66,075 198,225

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

198,225 594,676 297,338 148,669 446,008 223,004 111,502 55,751 167,254 83,627 250,882 125,441 376,324 188,162 94,081 282,244 141,122 70,561 211,684 105,842 52,921 158,764 79,382 39,691 119,074 59,537 178,612 89,306 44,653 133,960 66,980 33,490 16,745 50,236 25,118 12,559 37,678 18,839 56,518 28,259 84,778 42,389 127,168 63,584 31,792 15,896 7,948 3,974 1,987 5,962 2,981 8,944 4,472 2,236 1,118 559 1,678 839 2,518 1,259

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