λ
Sequence Observatory

5,605,387

5605387
Deficient Odd Prime

Starting at 5,605,387, the Collatz iteration reaches 1 after 108 steps. The first transition is 16816162; the starting value is odd with 2 positive divisors.

Link collection

External pages selected by the site administrator. These links are separate from the mathematical calculations below.

Download link list (JSON)

Prime Factor Structure

Factorization String 5605387
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 5,605,388
Proper Divisor Sum 1
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #5605367 ← → #5605423

Radix Representation

Decimal 5605387
Binary 10101011000100000001011 (23 bits)
Octal 0o25304013
Hexadecimal 0x55880B

Divisor Catalog (2)

Collatz Trajectory (108 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.

More profiles

Browse other published profiles and their separate link collections.

← Previous Integer #5,605,386 Browse Full Index Next Integer #5,605,388 →