λ
Sigma Notebook

4,509,531

32 × 13 × 38543
Deficient Odd Composite

4,509,531 is odd and not a perfect square. Its factorization is 3^2 × 13 × 38543 and its 12 divisors sum to 7,015,008.

Prime Factor Structure

Factorization String 3^2 × 13 × 38543
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 7,015,008
Proper Divisor Sum 2,505,477
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #4509503 ← → #4509551

Radix Representation

Decimal 4509531
Binary 10001001100111101011011 (23 bits)
Octal 0o21147533
Hexadecimal 0x44CF5B

Divisor Catalog (12)

1 3 9 13 39 117 38,543 115,629 346,887 501,059 1,503,177 4,509,531

Collatz Trajectory (268 steps to reach 1)

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

4,509,531 13,528,594 6,764,297 20,292,892 10,146,446 5,073,223 15,219,670 7,609,835 22,829,506 11,414,753 34,244,260 17,122,130 8,561,065 25,683,196 12,841,598 6,420,799 19,262,398 9,631,199 28,893,598 14,446,799 43,340,398 21,670,199 65,010,598 32,505,299 97,515,898 48,757,949 146,273,848 73,136,924 36,568,462 18,284,231 54,852,694 27,426,347 82,279,042 41,139,521 123,418,564 61,709,282 30,854,641 92,563,924 46,281,962 23,140,981 69,422,944 34,711,472 17,355,736 8,677,868 4,338,934 2,169,467 6,508,402 3,254,201 9,762,604 4,881,302 2,440,651 7,321,954 3,660,977 10,982,932 5,491,466 2,745,733 8,237,200 4,118,600 2,059,300 1,029,650

More profiles

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