λ
Sigma Notebook

7,189,038

2 × 32 × 399391
Abundant Even Composite

7,189,038 is even and not a perfect square. Its factorization is 2 × 3^2 × 399391 and its 12 divisors sum to 15,576,288.

Prime Factor Structure

Factorization String 2 × 3^2 × 399391
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 15,576,288
Proper Divisor Sum 8,387,250
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #7189037 ← → #7189081

Radix Representation

Decimal 7189038
Binary 11011011011001000101110 (23 bits)
Octal 0o33331056
Hexadecimal 0x6DB22E

Divisor Catalog (12)

1 2 3 6 9 18 399,391 798,782 1,198,173 2,396,346 3,594,519 7,189,038

Collatz Trajectory (98 steps to reach 1)

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

7,189,038 3,594,519 10,783,558 5,391,779 16,175,338 8,087,669 24,263,008 12,131,504 6,065,752 3,032,876 1,516,438 758,219 2,274,658 1,137,329 3,411,988 1,705,994 852,997 2,558,992 1,279,496 639,748 319,874 159,937 479,812 239,906 119,953 359,860 179,930 89,965 269,896 134,948 67,474 33,737 101,212 50,606 25,303 75,910 37,955 113,866 56,933 170,800 85,400 42,700 21,350 10,675 32,026 16,013 48,040 24,020 12,010 6,005 18,016 9,008 4,504 2,252 1,126 563 1,690 845 2,536 1,268

More profiles

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