λ
Sigma Notebook

8,526,521

101 × 84421
Deficient Odd Composite

8,526,521 is odd and not a perfect square. Its factorization is 101 × 84421 and its 4 divisors sum to 8,611,044.

Prime Factor Structure

Factorization String 101 × 84421
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,611,044
Proper Divisor Sum 84,523
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #8526499 ← → #8526527

Radix Representation

Decimal 8526521
Binary 100000100001101010111001 (24 bits)
Octal 0o40415271
Hexadecimal 0x821AB9

Divisor Catalog (4)

1 101 84,421 8,526,521

Collatz Trajectory (124 steps to reach 1)

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

8,526,521 25,579,564 12,789,782 6,394,891 19,184,674 9,592,337 28,777,012 14,388,506 7,194,253 21,582,760 10,791,380 5,395,690 2,697,845 8,093,536 4,046,768 2,023,384 1,011,692 505,846 252,923 758,770 379,385 1,138,156 569,078 284,539 853,618 426,809 1,280,428 640,214 320,107 960,322 480,161 1,440,484 720,242 360,121 1,080,364 540,182 270,091 810,274 405,137 1,215,412 607,706 303,853 911,560 455,780 227,890 113,945 341,836 170,918 85,459 256,378 128,189 384,568 192,284 96,142 48,071 144,214 72,107 216,322 108,161 324,484

More profiles

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