2 × 3² × 37 × 521

Prime Factor Structure

Factorization String 2 × 3^2 × 37 × 521

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 773,604

Proper Divisor Sum 426,618

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #346963 ← → #347003

1 2 3 6 9 18 37 74 111 222 333 521 666 1,042 1,563 3,126 4,689 9,378 19,277 38,554 57,831 115,662 173,493 346,986

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

346,986 173,493 520,480 260,240 130,120 65,060 32,530 16,265 48,796 24,398 12,199 36,598 18,299 54,898 27,449 82,348 41,174 20,587 61,762 30,881 92,644 46,322 23,161 69,484 34,742 17,371 52,114 26,057 78,172 39,086 19,543 58,630 29,315 87,946 43,973 131,920 65,960 32,980 16,490 8,245 24,736 12,368 6,184 3,092 1,546 773 2,320 1,160 580 290 145 436 218 109 328 164 82 41 124 62

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