2,657,135
5 × 13 × 40879
Deficient
Odd
Composite
2,657,135 factors as 5 × 13 × 40879. Its 8 positive divisors give a proper-divisor sum of 776,785, so this integer is deficient. The Collatz stopping time is 143 steps.
Resources
Prime Factor Structure
Factorization String
5 × 13 × 40879
Distinct Prime Factors
3
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
8
Divisor Sum (σ)
3,433,920
Proper Divisor Sum
776,785
Digit Sum / Digital Root
29 (Root: 2)
Adjacent Primes
#2657129 ← → #2657143
Radix Representation
| Decimal | 2657135 |
| Binary | 1010001000101101101111 (22 bits) |
| Octal | 0o12105557 |
| Hexadecimal | 0x288B6F |
Divisor Catalog (5 of 8)
Collatz Trajectory (143 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.