2² × 3 × 13 × 181

Prime Factor Structure

Factorization String 2^2 × 3 × 13 × 181

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 71,344

Proper Divisor Sum 43,108

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #28229 ← → #28277

1 2 3 4 6 12 13 26 39 52 78 156 181 362 543 724 1,086 2,172 2,353 4,706 7,059 9,412 14,118 28,236

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

28,236 14,118 7,059 21,178 10,589 31,768 15,884 7,942 3,971 11,914 5,957 17,872 8,936 4,468 2,234 1,117 3,352 1,676 838 419 1,258 629 1,888 944 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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