5² × 13² × 47

Prime Factor Structure

Factorization String 5^2 × 13^2 × 47

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 272,304

Proper Divisor Sum 73,729

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #198571 ← → #198589

1 5 13 25 47 65 169 235 325 611 845 1,175 3,055 4,225 7,943 15,275 39,715 198,575

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

198,575 595,726 297,863 893,590 446,795 1,340,386 670,193 2,010,580 1,005,290 502,645 1,507,936 753,968 376,984 188,492 94,246 47,123 141,370 70,685 212,056 106,028 53,014 26,507 79,522 39,761 119,284 59,642 29,821 89,464 44,732 22,366 11,183 33,550 16,775 50,326 25,163 75,490 37,745 113,236 56,618 28,309 84,928 42,464 21,232 10,616 5,308 2,654 1,327 3,982 1,991 5,974 2,987 8,962 4,481 13,444 6,722 3,361 10,084 5,042 2,521 7,564

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