3² × 5 × 7 × 229

Prime Factor Structure

Factorization String 3^2 × 5 × 7 × 229

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 143,520

Proper Divisor Sum 71,385

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #72109 ← → #72139

1 3 5 7 9 15 21 35 45 63 105 229 315 687 1,145 1,603 2,061 3,435 4,809 8,015 10,305 14,427 24,045 72,135

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

72,135 216,406 108,203 324,610 162,305 486,916 243,458 121,729 365,188 182,594 91,297 273,892 136,946 68,473 205,420 102,710 51,355 154,066 77,033 231,100 115,550 57,775 173,326 86,663 259,990 129,995 389,986 194,993 584,980 292,490 146,245 438,736 219,368 109,684 54,842 27,421 82,264 41,132 20,566 10,283 30,850 15,425 46,276 23,138 11,569 34,708 17,354 8,677 26,032 13,016 6,508 3,254 1,627 4,882 2,441 7,324 3,662 1,831 5,494 2,747

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