2,117,149
71 × 29819
Deficient
Odd
Composite
2,117,149 factors as 71 × 29819. Its 4 positive divisors give a proper-divisor sum of 29,891, so this integer is deficient. The Collatz stopping time is 148 steps.
Resources
Prime Factor Structure
Factorization String
71 × 29819
Distinct Prime Factors
2
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
4
Divisor Sum (σ)
2,147,040
Proper Divisor Sum
29,891
Digit Sum / Digital Root
25 (Root: 7)
Adjacent Primes
#2117147 ← → #2117179
Radix Representation
| Decimal | 2117149 |
| Binary | 1000000100111000011101 (22 bits) |
| Octal | 0o10047035 |
| Hexadecimal | 0x204E1D |
Divisor Catalog (4)
Collatz Trajectory (148 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.