λ
Ratio Atlas

17,909,716

22 × 11 × 491 × 829
Deficient Even Composite

17,909,716 factors as 2^2 × 11 × 491 × 829. Its 24 positive divisors give a proper-divisor sum of 16,392,524, so this integer is deficient. The Collatz stopping time is 257 steps.

Prime Factor Structure

Factorization String 2^2 × 11 × 491 × 829
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 34,302,240
Proper Divisor Sum 16,392,524
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #17909713 ← → #17909719

Radix Representation

Decimal 17909716
Binary 1000100010100011111010100 (25 bits)
Octal 0o104243724
Hexadecimal 0x11147D4

Divisor Catalog (24)

Collatz Trajectory (257 steps to reach 1)

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

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