λ
Ratio Atlas

20,164,577

20164577
Deficient Odd Prime

20,164,577 factors as 20164577. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 164 steps.

Prime Factor Structure

Factorization String 20164577
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 20,164,578
Proper Divisor Sum 1
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #20164561 ← → #20164589

Radix Representation

Decimal 20164577
Binary 1001100111010111111100001 (25 bits)
Octal 0o114727741
Hexadecimal 0x133AFE1

Divisor Catalog (2)

Collatz Trajectory (164 steps to reach 1)

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

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