λ
Sequence Observatory

5,455,325

52 × 218213
Deficient Odd Composite

Starting at 5,455,325, the Collatz iteration reaches 1 after 201 steps. The first transition is 16365976; the starting value is odd with 6 positive divisors.

Prime Factor Structure

Factorization String 5^2 × 218213
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 6,764,634
Proper Divisor Sum 1,309,309
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #5455321 ← → #5455327

Radix Representation

Decimal 5455325
Binary 10100110011110111011101 (23 bits)
Octal 0o24636735
Hexadecimal 0x533DDD

Divisor Catalog (6)

1 5 25 218,213 1,091,065 5,455,325

Collatz Trajectory (201 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

5,455,325 16,365,976 8,182,988 4,091,494 2,045,747 6,137,242 3,068,621 9,205,864 4,602,932 2,301,466 1,150,733 3,452,200 1,726,100 863,050 431,525 1,294,576 647,288 323,644 161,822 80,911 242,734 121,367 364,102 182,051 546,154 273,077 819,232 409,616 204,808 102,404 51,202 25,601 76,804 38,402 19,201 57,604 28,802 14,401 43,204 21,602 10,801 32,404 16,202 8,101 24,304 12,152 6,076 3,038 1,519 4,558 2,279 6,838 3,419 10,258 5,129 15,388 7,694 3,847 11,542 5,771

More profiles

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