199,725

3 × 5² × 2663

Prime Factor Structure

Factorization String 3 × 5^2 × 2663

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 12

Divisor Sum (σ) 330,336

Proper Divisor Sum 130,611

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #199721 ← → #199729

1 3 5 15 25 75 2,663 7,989 13,315 39,945 66,575 199,725

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

199,725 599,176 299,588 149,794 74,897 224,692 112,346 56,173 168,520 84,260 42,130 21,065 63,196 31,598 15,799 47,398 23,699 71,098 35,549 106,648 53,324 26,662 13,331 39,994 19,997 59,992 29,996 14,998 7,499 22,498 11,249 33,748 16,874 8,437 25,312 12,656 6,328 3,164 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 1,276

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