λ
Sequence Observatory

6,669,170

2 × 5 × 757 × 881
Deficient Even Composite

Starting at 6,669,170, the Collatz iteration reaches 1 after 116 steps. The first transition is 3334585; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 5 × 757 × 881
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 12,034,008
Proper Divisor Sum 5,364,838
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #6669163 ← → #6669197

Radix Representation

Decimal 6669170
Binary 11001011100001101110010 (23 bits)
Octal 0o31341562
Hexadecimal 0x65C372

Divisor Catalog (16)

1 2 5 10 757 881 1,514 1,762 3,785 4,405 7,570 8,810 666,917 1,333,834 3,334,585 6,669,170

Collatz Trajectory (116 steps to reach 1)

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

6,669,170 3,334,585 10,003,756 5,001,878 2,500,939 7,502,818 3,751,409 11,254,228 5,627,114 2,813,557 8,440,672 4,220,336 2,110,168 1,055,084 527,542 263,771 791,314 395,657 1,186,972 593,486 296,743 890,230 445,115 1,335,346 667,673 2,003,020 1,001,510 500,755 1,502,266 751,133 2,253,400 1,126,700 563,350 281,675 845,026 422,513 1,267,540 633,770 316,885 950,656 475,328 237,664 118,832 59,416 29,708 14,854 7,427 22,282 11,141 33,424 16,712 8,356 4,178 2,089 6,268 3,134 1,567 4,702 2,351 7,054

More profiles

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