λ
Ratio Atlas

6,990,187

6990187
Deficient Odd Prime

6,990,187 factors as 6990187. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 191 steps.

Prime Factor Structure

Factorization String 6990187
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 6,990,188
Proper Divisor Sum 1
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #6990161 ← → #6990199

Radix Representation

Decimal 6990187
Binary 11010101010100101101011 (23 bits)
Octal 0o32524553
Hexadecimal 0x6AA96B

Divisor Catalog (2)

Collatz Trajectory (191 steps to reach 1)

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

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