λ
Ratio Atlas
644,565
3 × 5 × 97 × 443
Deficient Odd Composite

Prime Factor Structure

Factorization String 3 × 5 × 97 × 443
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 1,044,288
Proper Divisor Sum 399,723
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #644563 ← → #644569

Radix Representation

Decimal 644565
Binary 10011101010111010101 (20 bits)
Octal 0o2352725
Hexadecimal 0x9D5D5

Divisor Catalog (16)

Collatz Trajectory (141 steps to reach 1)

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

Active Feeder Network

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.

← Previous Integer #644,564 Browse Full Index Next Integer #644,566 →