λ
Sigma Notebook

7,180,642

2 × 7 × 512903
Deficient Even Composite

7,180,642 is even and not a perfect square. Its factorization is 2 × 7 × 512903 and its 8 divisors sum to 12,309,696.

Prime Factor Structure

Factorization String 2 × 7 × 512903
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 12,309,696
Proper Divisor Sum 5,129,054
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #7180633 ← → #7180643

Radix Representation

Decimal 7180642
Binary 11011011001000101100010 (23 bits)
Octal 0o33310542
Hexadecimal 0x6D9162

Divisor Catalog (8)

1 2 7 14 512,903 1,025,806 3,590,321 7,180,642

Collatz Trajectory (160 steps to reach 1)

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

7,180,642 3,590,321 10,770,964 5,385,482 2,692,741 8,078,224 4,039,112 2,019,556 1,009,778 504,889 1,514,668 757,334 378,667 1,136,002 568,001 1,704,004 852,002 426,001 1,278,004 639,002 319,501 958,504 479,252 239,626 119,813 359,440 179,720 89,860 44,930 22,465 67,396 33,698 16,849 50,548 25,274 12,637 37,912 18,956 9,478 4,739 14,218 7,109 21,328 10,664 5,332 2,666 1,333 4,000 2,000 1,000 500 250 125 376 188 94 47 142 71 214

More profiles

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