λ
Ratio Atlas

1,986,121

1986121
Deficient Odd Prime

Prime Factor Structure

Factorization String 1986121
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 1,986,122
Proper Divisor Sum 1
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #1986109 ← → #1986133

Radix Representation

Decimal 1986121
Binary 111100100111001001001 (21 bits)
Octal 0o7447111
Hexadecimal 0x1E4E49

Divisor Catalog (2)

Collatz Trajectory (122 steps to reach 1)

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

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