626,537
233 × 2689
Deficient
Odd
Composite
626,537 has digital root 2. The neighboring primes are 626533 and 626539; its proper-divisor sum differs from the starting integer by -623,614.
Resources
Prime Factor Structure
Factorization String
233 × 2689
Distinct Prime Factors
2
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
4
Divisor Sum (σ)
629,460
Proper Divisor Sum
2,923
Digit Sum / Digital Root
29 (Root: 2)
Adjacent Primes
#626533 ← → #626539
Radix Representation
| Decimal | 626537 |
| Binary | 10011000111101101001 (20 bits) |
| Octal | 0o2307551 |
| Hexadecimal | 0x98F69 |
Divisor Catalog (4)
Collatz Trajectory (79 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.