2³ × 5 × 11 × 43

Prime Factor Structure

Factorization String 2^3 × 5 × 11 × 43

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 47,520

Proper Divisor Sum 28,600

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #18919 ← → #18947

1 2 4 5 8 10 11 20 22 40 43 44 55 86 88 110 172 215 220 344 430 440 473 860 946 1,720 1,892 2,365 3,784 4,730 9,460 18,920

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

18,920 9,460 4,730 2,365 7,096 3,548 1,774 887 2,662 1,331 3,994 1,997 5,992 2,996 1,498 749 2,248 1,124 562 281 844 422 211 634 317 952 476 238 119 358 179 538 269 808 404 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4

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