1,522,157
7 × 13 × 43 × 389
Deficient
Odd
Composite
1,522,157 factors as 7 × 13 × 43 × 389. Its 16 positive divisors give a proper-divisor sum of 399,763, so this integer is deficient. The Collatz stopping time is 57 steps.
Prime Factor Structure
Factorization String
7 × 13 × 43 × 389
Distinct Prime Factors
4
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
16
Divisor Sum (σ)
1,921,920
Proper Divisor Sum
399,763
Digit Sum / Digital Root
23 (Root: 5)
Radix Representation
| Decimal | 1522157 |
| Binary | 101110011100111101101 (21 bits) |
| Octal | 0o5634755 |
| Hexadecimal | 0x1739ED |
Divisor Catalog (16)
Collatz Trajectory (57 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
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