λ
Sigma Notebook

7,531,853

7 × 31 × 61 × 569
Deficient Odd Composite

7,531,853 is odd and not a perfect square. Its factorization is 7 × 31 × 61 × 569 and its 16 divisors sum to 9,047,040.

Prime Factor Structure

Factorization String 7 × 31 × 61 × 569
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 9,047,040
Proper Divisor Sum 1,515,187
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #7531841 ← → #7531859

Radix Representation

Decimal 7531853
Binary 11100101110110101001101 (23 bits)
Octal 0o34566515
Hexadecimal 0x72ED4D

Divisor Catalog (16)

1 7 31 61 217 427 569 1,891 3,983 13,237 17,639 34,709 123,473 242,963 1,075,979 7,531,853

Collatz Trajectory (129 steps to reach 1)

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

7,531,853 22,595,560 11,297,780 5,648,890 2,824,445 8,473,336 4,236,668 2,118,334 1,059,167 3,177,502 1,588,751 4,766,254 2,383,127 7,149,382 3,574,691 10,724,074 5,362,037 16,086,112 8,043,056 4,021,528 2,010,764 1,005,382 502,691 1,508,074 754,037 2,262,112 1,131,056 565,528 282,764 141,382 70,691 212,074 106,037 318,112 159,056 79,528 39,764 19,882 9,941 29,824 14,912 7,456 3,728 1,864 932 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336

More profiles

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