2² × 3² × 7 × 13²

Prime Factor Structure

Factorization String 2^2 × 3^2 × 7 × 13^2

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 54

Divisor Sum (σ) 133,224

Proper Divisor Sum 90,636

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #42577 ← → #42589

1 2 3 4 6 7 9 12 13 14 18 21 26 28 36 39 42 52 63 78 84 91 117 126 156 169 182 234 252 273 338 364 468 507 546 676 819 1,014 1,092 1,183 1,521 1,638 2,028 2,366 3,042 3,276 3,549 4,732 6,084 7,098 10,647 14,196 21,294 42,588

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

42,588 21,294 10,647 31,942 15,971 47,914 23,957 71,872 35,936 17,968 8,984 4,492 2,246 1,123 3,370 1,685 5,056 2,528 1,264 632 316 158 79 238 119 358 179 538 269 808 404 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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