2³ × 13 × 31 × 43

Prime Factor Structure

Factorization String 2^3 × 13 × 31 × 43

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 295,680

Proper Divisor Sum 157,048

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #138629 ← → #138637

1 2 4 8 13 26 31 43 52 62 86 104 124 172 248 344 403 559 806 1,118 1,333 1,612 2,236 2,666 3,224 4,472 5,332 10,664 17,329 34,658 69,316 138,632

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

138,632 69,316 34,658 17,329 51,988 25,994 12,997 38,992 19,496 9,748 4,874 2,437 7,312 3,656 1,828 914 457 1,372 686 343 1,030 515 1,546 773 2,320 1,160 580 290 145 436 218 109 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155

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