λ
Ratio Atlas

5,145,991

5145991
Deficient Odd Prime

5,145,991 factors as 5145991. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 74 steps.

Prime Factor Structure

Factorization String 5145991
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 5,145,992
Proper Divisor Sum 1
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #5145977 ← → #5146003

Radix Representation

Decimal 5145991
Binary 10011101000010110000111 (23 bits)
Octal 0o23502607
Hexadecimal 0x4E8587

Divisor Catalog (2)

Collatz Trajectory (74 steps to reach 1)

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

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