3² × 7 × 26371

Prime Factor Structure

Factorization String 3^2 × 7 × 26371

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,742,688

Proper Divisor Sum 1,081,315

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #1661353 ← → #1661431

1 3 7 9 21 63 26,371 79,113 184,597 237,339 553,791 1,661,373

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

1,661,373 4,984,120 2,492,060 1,246,030 623,015 1,869,046 934,523 2,803,570 1,401,785 4,205,356 2,102,678 1,051,339 3,154,018 1,577,009 4,731,028 2,365,514 1,182,757 3,548,272 1,774,136 887,068 443,534 221,767 665,302 332,651 997,954 498,977 1,496,932 748,466 374,233 1,122,700 561,350 280,675 842,026 421,013 1,263,040 631,520 315,760 157,880 78,940 39,470 19,735 59,206 29,603 88,810 44,405 133,216 66,608 33,304 16,652 8,326 4,163 12,490 6,245 18,736 9,368 4,684 2,342 1,171 3,514 1,757

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