λ
Ratio Atlas
66,689
72 × 1361
Deficient Odd Composite

Prime Factor Structure

Factorization String 7^2 × 1361
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 77,634
Proper Divisor Sum 10,945
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #66683 ← → #66697

Radix Representation

Decimal 66689
Binary 10000010010000001 (17 bits)
Octal 0o202201
Hexadecimal 0x10481

Divisor Catalog (6)

Collatz Trajectory (91 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 #66,688 Browse Full Index Next Integer #66,690 →