2 × 3² × 5 × 37 × 197

Prime Factor Structure

Factorization String 2 × 3^2 × 5 × 37 × 197

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 1,760,616

Proper Divisor Sum 1,104,606

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #655987 ← → #656023

1 2 3 5 6 9 10 15 18 30 37 45 74 90 111 185 197 222 333 370 394 555 591 666 985 1,110 1,182 1,665 1,773 1,970 2,955 3,330 3,546 5,910 7,289 8,865 14,578 17,730 21,867 36,445 43,734 65,601 72,890 109,335 131,202 218,670 328,005 656,010

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

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