3⁴ × 5² × 197

Prime Factor Structure

Factorization String 3^4 × 5^2 × 197

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 30

Divisor Sum (σ) 742,698

Proper Divisor Sum 343,773

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #398921 ← → #398933

1 3 5 9 15 25 27 45 75 81 135 197 225 405 591 675 985 1,773 2,025 2,955 4,925 5,319 8,865 14,775 15,957 26,595 44,325 79,785 132,975 398,925

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

398,925 1,196,776 598,388 299,194 149,597 448,792 224,396 112,198 56,099 168,298 84,149 252,448 126,224 63,112 31,556 15,778 7,889 23,668 11,834 5,917 17,752 8,876 4,438 2,219 6,658 3,329 9,988 4,994 2,497 7,492 3,746 1,873 5,620 2,810 1,405 4,216 2,108 1,054 527 1,582 791 2,374 1,187 3,562 1,781 5,344 2,672 1,336 668 334 167 502 251 754 377 1,132 566 283 850 425

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