λ
Sigma Notebook
378
2 × 33 × 7
Abundant Even Composite

Prime Factor Structure

Factorization String 2 × 3^3 × 7
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 960
Proper Divisor Sum 582
Digit Sum / Digital Root 18 (Root: 9)
Adjacent Primes #373 ← → #379

Radix Representation

Decimal 378
Binary 101111010 (9 bits)
Octal 0o572
Hexadecimal 0x17A

Divisor Catalog (16)

Collatz Trajectory (107 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 #377 Browse Full Index Next Integer #379 →