1,311,424
26 × 31 × 661
Abundant
Even
Composite
1,311,424 factors as 2^6 × 31 × 661. Its 28 positive divisors give a proper-divisor sum of 1,378,944, so this integer is abundant. The Collatz stopping time is 49 steps.
Resources
Prime Factor Structure
Factorization String
2^6 × 31 × 661
Distinct Prime Factors
3
Square Status
No
Abundance Measure
Abundant
Analytical Properties
Total Divisors
28
Divisor Sum (σ)
2,690,368
Proper Divisor Sum
1,378,944
Digit Sum / Digital Root
16 (Root: 7)
Adjacent Primes
#1311419 ← → #1311433
Radix Representation
| Decimal | 1311424 |
| Binary | 101000000001011000000 (21 bits) |
| Octal | 0o5001300 |
| Hexadecimal | 0x1402C0 |
Divisor Catalog (5 of 28)
Collatz Trajectory (49 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.