5,515,951
7 × 787993
Deficient
Odd
Composite
Starting at 5,515,951, the Collatz iteration reaches 1 after 201 steps. The first transition is 16547854; the starting value is odd with 4 positive divisors.
Resources
Prime Factor Structure
Factorization String
7 × 787993
Distinct Prime Factors
2
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
4
Divisor Sum (σ)
6,303,952
Proper Divisor Sum
788,001
Digit Sum / Digital Root
31 (Root: 4)
Adjacent Primes
#5515949 ← → #5515963
Radix Representation
| Decimal | 5515951 |
| Binary | 10101000010101010101111 (23 bits) |
| Octal | 0o25025257 |
| Hexadecimal | 0x542AAF |
Divisor Catalog (4)
Collatz Trajectory (201 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.