λ
Ratio Atlas

661,093

661093
Deficient Odd Prime

661,093 factors as 661093. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 154 steps.

Prime Factor Structure

Factorization String 661093
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 661,094
Proper Divisor Sum 1
Digit Sum / Digital Root 25 (Root: 7)
Adjacent Primes #661091 ← → #661097

Radix Representation

Decimal 661093
Binary 10100001011001100101 (20 bits)
Octal 0o2413145
Hexadecimal 0xA1665

Divisor Catalog (2)

Collatz Trajectory (154 steps to reach 1)

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

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