5² × 13 × 619

Prime Factor Structure

Factorization String 5^2 × 13 × 619

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 269,080

Proper Divisor Sum 67,905

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #201167 ← → #201193

1 5 13 25 65 325 619 3,095 8,047 15,475 40,235 201,175

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

201,175 603,526 301,763 905,290 452,645 1,357,936 678,968 339,484 169,742 84,871 254,614 127,307 381,922 190,961 572,884 286,442 143,221 429,664 214,832 107,416 53,708 26,854 13,427 40,282 20,141 60,424 30,212 15,106 7,553 22,660 11,330 5,665 16,996 8,498 4,249 12,748 6,374 3,187 9,562 4,781 14,344 7,172 3,586 1,793 5,380 2,690 1,345 4,036 2,018 1,009 3,028 1,514 757 2,272 1,136 568 284 142 71 214

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