8,398,158
2 × 3 × 432 × 757
Abundant
Even
Composite
Starting at 8,398,158, the Collatz iteration reaches 1 after 230 steps. The first transition is 4199079; the starting value is even with 24 positive divisors.
Resources
Prime Factor Structure
Factorization String
2 × 3 × 43^2 × 757
Distinct Prime Factors
4
Square Status
No
Abundance Measure
Abundant
Analytical Properties
Total Divisors
24
Divisor Sum (σ)
17,218,728
Proper Divisor Sum
8,820,570
Digit Sum / Digital Root
42 (Root: 6)
Adjacent Primes
#8398147 ← → #8398177
Radix Representation
| Decimal | 8398158 |
| Binary | 100000000010010101001110 (24 bits) |
| Octal | 0o40022516 |
| Hexadecimal | 0x80254E |
Divisor Catalog (5 of 24)
Collatz Trajectory (230 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.