813,778
2 × 7 × 37 × 1571
Deficient
Even
Composite
813,778 has the prime decomposition 2 × 7 × 37 × 1571. Its 4 distinct prime factors produce 16 positive divisors.
Resources
Prime Factor Structure
Factorization String
2 × 7 × 37 × 1571
Distinct Prime Factors
4
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
16
Divisor Sum (σ)
1,433,664
Proper Divisor Sum
619,886
Digit Sum / Digital Root
34 (Root: 7)
Adjacent Primes
#813767 ← → #813797
Radix Representation
| Decimal | 813778 |
| Binary | 11000110101011010010 (20 bits) |
| Octal | 0o3065322 |
| Hexadecimal | 0xC6AD2 |
Divisor Catalog (5 of 16)
Collatz Trajectory (61 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
Showing the first 5 trajectory entries; the stopping-time total above is unchanged.