289291

Prime Factor Structure

Factorization String 289291

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 289,292

Proper Divisor Sum 1

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #289283 ← → #289297

1 289,291

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

289,291 867,874 433,937 1,301,812 650,906 325,453 976,360 488,180 244,090 122,045 366,136 183,068 91,534 45,767 137,302 68,651 205,954 102,977 308,932 154,466 77,233 231,700 115,850 57,925 173,776 86,888 43,444 21,722 10,861 32,584 16,292 8,146 4,073 12,220 6,110 3,055 9,166 4,583 13,750 6,875 20,626 10,313 30,940 15,470 7,735 23,206 11,603 34,810 17,405 52,216 26,108 13,054 6,527 19,582 9,791 29,374 14,687 44,062 22,031 66,094

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