3² × 5 × 19 × 199

Prime Factor Structure

Factorization String 3^2 × 5 × 19 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 312,000

Proper Divisor Sum 141,855

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #170141 ← → #170167

1 3 5 9 15 19 45 57 95 171 199 285 597 855 995 1,791 2,985 3,781 8,955 11,343 18,905 34,029 56,715 170,145

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

170,145 510,436 255,218 127,609 382,828 191,414 95,707 287,122 143,561 430,684 215,342 107,671 323,014 161,507 484,522 242,261 726,784 363,392 181,696 90,848 45,424 22,712 11,356 5,678 2,839 8,518 4,259 12,778 6,389 19,168 9,584 4,792 2,396 1,198 599 1,798 899 2,698 1,349 4,048 2,024 1,012 506 253 760 380 190 95 286 143 430 215 646 323 970 485 1,456 728 364 182

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