λ
Ratio Atlas

25,519,556

22 × 577 × 11057
Deficient Even Composite

25,519,556 factors as 2^2 × 577 × 11057. Its 12 positive divisors give a proper-divisor sum of 19,221,112, so this integer is deficient. The Collatz stopping time is 136 steps.

Prime Factor Structure

Factorization String 2^2 × 577 × 11057
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 44,740,668
Proper Divisor Sum 19,221,112
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #25519523 ← → #25519573

Radix Representation

Decimal 25519556
Binary 1100001010110010111000100 (25 bits)
Octal 0o141262704
Hexadecimal 0x18565C4

Divisor Catalog (12)

Collatz Trajectory (136 steps to reach 1)

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

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