2 × 3 × 19 × 1361

Prime Factor Structure

Factorization String 2 × 3 × 19 × 1361

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 326,880

Proper Divisor Sum 171,726

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #155153 ← → #155161

1 2 3 6 19 38 57 114 1,361 2,722 4,083 8,166 25,859 51,718 77,577 155,154

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

155,154 77,577 232,732 116,366 58,183 174,550 87,275 261,826 130,913 392,740 196,370 98,185 294,556 147,278 73,639 220,918 110,459 331,378 165,689 497,068 248,534 124,267 372,802 186,401 559,204 279,602 139,801 419,404 209,702 104,851 314,554 157,277 471,832 235,916 117,958 58,979 176,938 88,469 265,408 132,704 66,352 33,176 16,588 8,294 4,147 12,442 6,221 18,664 9,332 4,666 2,333 7,000 3,500 1,750 875 2,626 1,313 3,940 1,970 985

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