λ
Sigma Notebook

717,289

717289
Deficient Odd Prime

717,289 is odd and not a perfect square. Its factorization is 717289 and its 2 divisors sum to 717,290.

Prime Factor Structure

Factorization String 717289
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 717,290
Proper Divisor Sum 1
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #717271 ← → #717293

Radix Representation

Decimal 717289
Binary 10101111000111101001 (20 bits)
Octal 0o2570751
Hexadecimal 0xAF1E9

Divisor Catalog (2)

Collatz Trajectory (118 steps to reach 1)

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

717,289 2,151,868 1,075,934 537,967 1,613,902 806,951 2,420,854 1,210,427 3,631,282 1,815,641 5,446,924 2,723,462 1,361,731 4,085,194 2,042,597 6,127,792 3,063,896 1,531,948 765,974 382,987 1,148,962 574,481 1,723,444 861,722 430,861 1,292,584 646,292 323,146 161,573 484,720 242,360 121,180 60,590 30,295 90,886 45,443 136,330 68,165 204,496 102,248 51,124 25,562 12,781 38,344 19,172 9,586 4,793 14,380 7,190 3,595 10,786 5,393 16,180 8,090 4,045 12,136 6,068 3,034 1,517 4,552

More profiles

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