3 × 7 × 83 × 89

Prime Factor Structure

Factorization String 3 × 7 × 83 × 89

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 241,920

Proper Divisor Sum 86,793

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #155119 ← → #155137

1 3 7 21 83 89 249 267 581 623 1,743 1,869 7,387 22,161 51,709 155,127

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

155,127 465,382 232,691 698,074 349,037 1,047,112 523,556 261,778 130,889 392,668 196,334 98,167 294,502 147,251 441,754 220,877 662,632 331,316 165,658 82,829 248,488 124,244 62,122 31,061 93,184 46,592 23,296 11,648 5,824 2,912 1,456 728 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167

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