λ
Ratio Atlas

77,909,957

77909957
Deficient Odd Prime

77,909,957 factors as 77909957. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 228 steps.

Prime Factor Structure

Factorization String 77909957
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 77,909,958
Proper Divisor Sum 1
Digit Sum / Digital Root 53 (Root: 8)
Adjacent Primes #77909941 ← → #77909959

Radix Representation

Decimal 77909957
Binary 100101001001100111111000101 (27 bits)
Octal 0o451147705
Hexadecimal 0x4A4CFC5

Divisor Catalog (2)

Collatz Trajectory (228 steps to reach 1)

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

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