3 × 7 × 17 × 227

Prime Factor Structure

Factorization String 3 × 7 × 17 × 227

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 131,328

Proper Divisor Sum 50,289

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #81031 ← → #81041

1 3 7 17 21 51 119 227 357 681 1,589 3,859 4,767 11,577 27,013 81,039

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

81,039 243,118 121,559 364,678 182,339 547,018 273,509 820,528 410,264 205,132 102,566 51,283 153,850 76,925 230,776 115,388 57,694 28,847 86,542 43,271 129,814 64,907 194,722 97,361 292,084 146,042 73,021 219,064 109,532 54,766 27,383 82,150 41,075 123,226 61,613 184,840 92,420 46,210 23,105 69,316 34,658 17,329 51,988 25,994 12,997 38,992 19,496 9,748 4,874 2,437 7,312 3,656 1,828 914 457 1,372 686 343 1,030 515

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