729,172
22 × 421 × 433
Deficient
Even
Composite
729,172 factors as 2^2 × 421 × 433. Its 12 positive divisors give a proper-divisor sum of 552,864, so this integer is deficient. The Collatz stopping time is 136 steps.
Prime Factor Structure
Factorization String
2^2 × 421 × 433
Distinct Prime Factors
3
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
12
Divisor Sum (σ)
1,282,036
Proper Divisor Sum
552,864
Digit Sum / Digital Root
28 (Root: 1)
Radix Representation
| Decimal | 729172 |
| Binary | 10110010000001010100 (20 bits) |
| Octal | 0o2620124 |
| Hexadecimal | 0xB2054 |
Divisor Catalog (12)
Collatz Trajectory (136 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
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