λ
Ratio Atlas
215,815
5 × 17 × 2539
Deficient Odd Composite

Prime Factor Structure

Factorization String 5 × 17 × 2539
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 274,320
Proper Divisor Sum 58,505
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #215801 ← → #215827

Radix Representation

Decimal 215815
Binary 110100101100000111 (18 bits)
Octal 0o645407
Hexadecimal 0x34B07

Divisor Catalog (8)

Collatz Trajectory (186 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 #215,814 Browse Full Index Next Integer #215,816 →