λ
Ratio Atlas

542,117

542117
Deficient Odd Prime

542,117 factors as 542117. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 115 steps.

Prime Factor Structure

Factorization String 542117
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 542,118
Proper Divisor Sum 1
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #542111 ← → #542119

Radix Representation

Decimal 542117
Binary 10000100010110100101 (20 bits)
Octal 0o2042645
Hexadecimal 0x845A5

Divisor Catalog (2)

Collatz Trajectory (115 steps to reach 1)

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

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