λ
Ratio Atlas

10,121,668

22 × 647 × 3911
Deficient Even Composite

10,121,668 factors as 2^2 × 647 × 3911. Its 12 positive divisors give a proper-divisor sum of 7,623,164, so this integer is deficient. The Collatz stopping time is 145 steps.

Prime Factor Structure

Factorization String 2^2 × 647 × 3911
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 17,744,832
Proper Divisor Sum 7,623,164
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #10121651 ← → #10121677

Radix Representation

Decimal 10121668
Binary 100110100111000111000100 (24 bits)
Octal 0o46470704
Hexadecimal 0x9A71C4

Divisor Catalog (12)

Collatz Trajectory (145 steps to reach 1)

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

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