λ
Ratio Atlas

6,490,421

7 × 409 × 2267
Deficient Odd Composite

6,490,421 factors as 7 × 409 × 2267. Its 8 positive divisors give a proper-divisor sum of 948,619, so this integer is deficient. The Collatz stopping time is 165 steps.

Prime Factor Structure

Factorization String 7 × 409 × 2267
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 7,439,040
Proper Divisor Sum 948,619
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #6490417 ← → #6490427

Radix Representation

Decimal 6490421
Binary 11000110000100100110101 (23 bits)
Octal 0o30604465
Hexadecimal 0x630935

Divisor Catalog (8)

Collatz Trajectory (165 steps to reach 1)

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

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