8,212,716
22 × 32 × 228131
Abundant
Even
Composite
Starting at 8,212,716, the Collatz iteration reaches 1 after 111 steps. The first transition is 4106358; the starting value is even with 18 positive divisors.
Resources
Prime Factor Structure
Factorization String
2^2 × 3^2 × 228131
Distinct Prime Factors
3
Square Status
No
Abundance Measure
Abundant
Analytical Properties
Total Divisors
18
Divisor Sum (σ)
20,760,012
Proper Divisor Sum
12,547,296
Digit Sum / Digital Root
27 (Root: 9)
Adjacent Primes
#8212703 ← → #8212723
Radix Representation
| Decimal | 8212716 |
| Binary | 11111010101000011101100 (23 bits) |
| Octal | 0o37250354 |
| Hexadecimal | 0x7D50EC |
Divisor Catalog (5 of 18)
Collatz Trajectory (111 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.