λ
Ratio Atlas
21,391,737
3 × 7130579
Deficient Odd Composite

Prime Factor Structure

Factorization String 3 × 7130579
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 28,522,320
Proper Divisor Sum 7,130,583
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #21391723 ← → #21391751

Radix Representation

Decimal 21391737
Binary 1010001100110100101111001 (25 bits)
Octal 0o121464571
Hexadecimal 0x1466979

Divisor Catalog (4)

Collatz Trajectory (234 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 #21,391,736 Browse Full Index Next Integer #21,391,738 →