2 × 3² × 7 × 29 × 107

Prime Factor Structure

Factorization String 2 × 3^2 × 7 × 29 × 107

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 1,010,880

Proper Divisor Sum 619,902

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #390967 ← → #390989

1 2 3 6 7 9 14 18 21 29 42 58 63 87 107 126 174 203 214 261 321 406 522 609 642 749 963 1,218 1,498 1,827 1,926 2,247 3,103 3,654 4,494 6,206 6,741 9,309 13,482 18,618 21,721 27,927 43,442 55,854 65,163 130,326 195,489 390,978

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

390,978 195,489 586,468 293,234 146,617 439,852 219,926 109,963 329,890 164,945 494,836 247,418 123,709 371,128 185,564 92,782 46,391 139,174 69,587 208,762 104,381 313,144 156,572 78,286 39,143 117,430 58,715 176,146 88,073 264,220 132,110 66,055 198,166 99,083 297,250 148,625 445,876 222,938 111,469 334,408 167,204 83,602 41,801 125,404 62,702 31,351 94,054 47,027 141,082 70,541 211,624 105,812 52,906 26,453 79,360 39,680 19,840 9,920 4,960 2,480

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