1,161,315
32 × 5 × 131 × 197
Deficient
Odd
Composite
1,161,315 has digital root 9. The neighboring primes are 1161313 and 1161317; its proper-divisor sum differs from the starting integer by -284,022.
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Prime Factor Structure
Factorization String
3^2 × 5 × 131 × 197
Distinct Prime Factors
4
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
24
Divisor Sum (σ)
2,038,608
Proper Divisor Sum
877,293
Digit Sum / Digital Root
18 (Root: 9)
Radix Representation
| Decimal | 1161315 |
| Binary | 100011011100001100011 (21 bits) |
| Octal | 0o4334143 |
| Hexadecimal | 0x11B863 |
Divisor Catalog (5 of 24)
Collatz Trajectory (98 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.
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