λ
Sequence Observatory

8,587,694

2 × 23 × 186689
Deficient Even Composite

Starting at 8,587,694, the Collatz iteration reaches 1 after 124 steps. The first transition is 4293847; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 23 × 186689
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 13,441,680
Proper Divisor Sum 4,853,986
Digit Sum / Digital Root 47 (Root: 2)
Adjacent Primes #8587693 ← → #8587697

Radix Representation

Decimal 8587694
Binary 100000110000100110101110 (24 bits)
Octal 0o40604656
Hexadecimal 0x8309AE

Divisor Catalog (8)

1 2 23 46 186,689 373,378 4,293,847 8,587,694

Collatz Trajectory (124 steps to reach 1)

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

8,587,694 4,293,847 12,881,542 6,440,771 19,322,314 9,661,157 28,983,472 14,491,736 7,245,868 3,622,934 1,811,467 5,434,402 2,717,201 8,151,604 4,075,802 2,037,901 6,113,704 3,056,852 1,528,426 764,213 2,292,640 1,146,320 573,160 286,580 143,290 71,645 214,936 107,468 53,734 26,867 80,602 40,301 120,904 60,452 30,226 15,113 45,340 22,670 11,335 34,006 17,003 51,010 25,505 76,516 38,258 19,129 57,388 28,694 14,347 43,042 21,521 64,564 32,282 16,141 48,424 24,212 12,106 6,053 18,160 9,080

More profiles

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