2 × 3 × 13 × 5171

Prime Factor Structure

Factorization String 2 × 3 × 13 × 5171

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 868,896

Proper Divisor Sum 465,558

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #403331 ← → #403339

1 2 3 6 13 26 39 78 5,171 10,342 15,513 31,026 67,223 134,446 201,669 403,338

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

403,338 201,669 605,008 302,504 151,252 75,626 37,813 113,440 56,720 28,360 14,180 7,090 3,545 10,636 5,318 2,659 7,978 3,989 11,968 5,984 2,992 1,496 748 374 187 562 281 844 422 211 634 317 952 476 238 119 358 179 538 269 808 404 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13

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