1,608,875

5³ × 61 × 211

1,608,875 has the prime decomposition 5^3 × 61 × 211. Its 3 distinct prime factors produce 16 positive divisors.

Prime Factor Structure

Factorization String 5^3 × 61 × 211

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 2,050,464

Proper Divisor Sum 441,589

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #1608839 ← → #1608883

1 5 25 61 125 211 305 1,055 1,525 5,275 7,625 12,871 26,375 64,355 321,775 1,608,875

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

1,608,875 4,826,626 2,413,313 7,239,940 3,619,970 1,809,985 5,429,956 2,714,978 1,357,489 4,072,468 2,036,234 1,018,117 3,054,352 1,527,176 763,588 381,794 190,897 572,692 286,346 143,173 429,520 214,760 107,380 53,690 26,845 80,536 40,268 20,134 10,067 30,202 15,101 45,304 22,652 11,326 5,663 16,990 8,495 25,486 12,743 38,230 19,115 57,346 28,673 86,020 43,010 21,505 64,516 32,258 16,129 48,388 24,194 12,097 36,292 18,146 9,073 27,220 13,610 6,805 20,416 10,208

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