λ
Ratio Atlas
257,907
3 × 13 × 17 × 389
Deficient Odd Composite

Prime Factor Structure

Factorization String 3 × 13 × 17 × 389
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 393,120
Proper Divisor Sum 135,213
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #257903 ← → #257921

Radix Representation

Decimal 257907
Binary 111110111101110011 (18 bits)
Octal 0o767563
Hexadecimal 0x3EF73

Divisor Catalog (16)

Collatz Trajectory (57 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 #257,906 Browse Full Index Next Integer #257,908 →