λ
Ratio Atlas

455,642

2 × 11 × 139 × 149
Deficient Even Composite

455,642 factors as 2 × 11 × 139 × 149. Its 16 positive divisors give a proper-divisor sum of 300,358, so this integer is deficient. The Collatz stopping time is 55 steps.

Prime Factor Structure

Factorization String 2 × 11 × 139 × 149
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 756,000
Proper Divisor Sum 300,358
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #455627 ← → #455647

Radix Representation

Decimal 455642
Binary 1101111001111011010 (19 bits)
Octal 0o1571732
Hexadecimal 0x6F3DA

Divisor Catalog (16)

Collatz Trajectory (55 steps to reach 1)

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

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