λ
Ratio Atlas

655,223

655223
Deficient Odd Prime

655,223 factors as 655223. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 141 steps.

Prime Factor Structure

Factorization String 655223
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 655,224
Proper Divisor Sum 1
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #655219 ← → #655229

Radix Representation

Decimal 655223
Binary 10011111111101110111 (20 bits)
Octal 0o2377567
Hexadecimal 0x9FF77

Divisor Catalog (2)

Collatz Trajectory (141 steps to reach 1)

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

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