3² × 7 × 31 × 47

Prime Factor Structure

Factorization String 3^2 × 7 × 31 × 47

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 159,744

Proper Divisor Sum 67,953

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #91781 ← → #91801

1 3 7 9 21 31 47 63 93 141 217 279 329 423 651 987 1,457 1,953 2,961 4,371 10,199 13,113 30,597 91,791

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

91,791 275,374 137,687 413,062 206,531 619,594 309,797 929,392 464,696 232,348 116,174 58,087 174,262 87,131 261,394 130,697 392,092 196,046 98,023 294,070 147,035 441,106 220,553 661,660 330,830 165,415 496,246 248,123 744,370 372,185 1,116,556 558,278 279,139 837,418 418,709 1,256,128 628,064 314,032 157,016 78,508 39,254 19,627 58,882 29,441 88,324 44,162 22,081 66,244 33,122 16,561 49,684 24,842 12,421 37,264 18,632 9,316 4,658 2,329 6,988 3,494

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