λ
Sigma Notebook

7,191,791

107 × 67213
Deficient Odd Composite

7,191,791 is odd and not a perfect square. Its factorization is 107 × 67213 and its 4 divisors sum to 7,259,112.

Prime Factor Structure

Factorization String 107 × 67213
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,259,112
Proper Divisor Sum 67,321
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #7191763 ← → #7191827

Radix Representation

Decimal 7191791
Binary 11011011011110011101111 (23 bits)
Octal 0o33336357
Hexadecimal 0x6DBCEF

Divisor Catalog (4)

1 107 67,213 7,191,791

Collatz Trajectory (116 steps to reach 1)

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

7,191,791 21,575,374 10,787,687 32,363,062 16,181,531 48,544,594 24,272,297 72,816,892 36,408,446 18,204,223 54,612,670 27,306,335 81,919,006 40,959,503 122,878,510 61,439,255 184,317,766 92,158,883 276,476,650 138,238,325 414,714,976 207,357,488 103,678,744 51,839,372 25,919,686 12,959,843 38,879,530 19,439,765 58,319,296 29,159,648 14,579,824 7,289,912 3,644,956 1,822,478 911,239 2,733,718 1,366,859 4,100,578 2,050,289 6,150,868 3,075,434 1,537,717 4,613,152 2,306,576 1,153,288 576,644 288,322 144,161 432,484 216,242 108,121 324,364 162,182 81,091 243,274 121,637 364,912 182,456 91,228 45,614

More profiles

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