λ
Sequence Observatory

8,570,355

3 × 5 × 101 × 5657
Deficient Odd Composite

Starting at 8,570,355, the Collatz iteration reaches 1 after 274 steps. The first transition is 25711066; the starting value is odd with 16 positive divisors.

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Prime Factor Structure

Factorization String 3 × 5 × 101 × 5657
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 13,850,784
Proper Divisor Sum 5,280,429
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #8570299 ← → #8570357

Radix Representation

Decimal 8570355
Binary 100000101100010111110011 (24 bits)
Octal 0o40542763
Hexadecimal 0x82C5F3

Divisor Catalog (5 of 16)

1 3 5 15 101

Collatz Trajectory (274 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.

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