λ
Sigma Notebook

6,404,382

2 × 32 × 355799
Abundant Even Composite

6,404,382 is even and not a perfect square. Its factorization is 2 × 3^2 × 355799 and its 12 divisors sum to 13,876,200.

Prime Factor Structure

Factorization String 2 × 3^2 × 355799
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 13,876,200
Proper Divisor Sum 7,471,818
Digit Sum / Digital Root 27 (Root: 9)
Adjacent Primes #6404381 ← → #6404401

Radix Representation

Decimal 6404382
Binary 11000011011100100011110 (23 bits)
Octal 0o30334436
Hexadecimal 0x61B91E

Divisor Catalog (12)

1 2 3 6 9 18 355,799 711,598 1,067,397 2,134,794 3,202,191 6,404,382

Collatz Trajectory (121 steps to reach 1)

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

6,404,382 3,202,191 9,606,574 4,803,287 14,409,862 7,204,931 21,614,794 10,807,397 32,422,192 16,211,096 8,105,548 4,052,774 2,026,387 6,079,162 3,039,581 9,118,744 4,559,372 2,279,686 1,139,843 3,419,530 1,709,765 5,129,296 2,564,648 1,282,324 641,162 320,581 961,744 480,872 240,436 120,218 60,109 180,328 90,164 45,082 22,541 67,624 33,812 16,906 8,453 25,360 12,680 6,340 3,170 1,585 4,756 2,378 1,189 3,568 1,784 892 446 223 670 335 1,006 503 1,510 755 2,266 1,133

More profiles

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