λ
Sequence Observatory

8,313,367

2161 × 3847
Deficient Odd Composite

Starting at 8,313,367, the Collatz iteration reaches 1 after 155 steps. The first transition is 24940102; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 2161 × 3847
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 8,319,376
Proper Divisor Sum 6,009
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #8313359 ← → #8313377

Radix Representation

Decimal 8313367
Binary 11111101101101000010111 (23 bits)
Octal 0o37555027
Hexadecimal 0x7EDA17

Divisor Catalog (4)

1 2,161 3,847 8,313,367

Collatz Trajectory (155 steps to reach 1)

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

8,313,367 24,940,102 12,470,051 37,410,154 18,705,077 56,115,232 28,057,616 14,028,808 7,014,404 3,507,202 1,753,601 5,260,804 2,630,402 1,315,201 3,945,604 1,972,802 986,401 2,959,204 1,479,602 739,801 2,219,404 1,109,702 554,851 1,664,554 832,277 2,496,832 1,248,416 624,208 312,104 156,052 78,026 39,013 117,040 58,520 29,260 14,630 7,315 21,946 10,973 32,920 16,460 8,230 4,115 12,346 6,173 18,520 9,260 4,630 2,315 6,946 3,473 10,420 5,210 2,605 7,816 3,908 1,954 977 2,932 1,466

More profiles

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