λ
Ratio Atlas

2,147,991

3 × 641 × 1117
Deficient Odd Composite

Prime Factor Structure

Factorization String 3 × 641 × 1117
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 2,871,024
Proper Divisor Sum 723,033
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #2147989 ← → #2148011

Radix Representation

Decimal 2147991
Binary 1000001100011010010111 (22 bits)
Octal 0o10143227
Hexadecimal 0x20C697

Divisor Catalog (8)

Collatz Trajectory (122 steps to reach 1)

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

More profiles

Browse other published profiles and their separate link collections.

No other profiles in this collection.

← Previous Integer #2,147,990 Browse Full Index Next Integer #2,147,992 →