λ
Ratio Atlas

2,140,256

25 × 66883
Deficient Even Composite

2,140,256 factors as 2^5 × 66883. Its 12 positive divisors give a proper-divisor sum of 2,073,436, so this integer is deficient. The Collatz stopping time is 122 steps.

Prime Factor Structure

Factorization String 2^5 × 66883
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 4,213,692
Proper Divisor Sum 2,073,436
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #2140253 ← → #2140267

Radix Representation

Decimal 2140256
Binary 1000001010100001100000 (22 bits)
Octal 0o10124140
Hexadecimal 0x20A860

Divisor Catalog (12)

Collatz Trajectory (122 steps to reach 1)

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

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