λ
Sequence Observatory

8,514,865

5 × 881 × 1933
Deficient Odd Composite

Starting at 8,514,865, the Collatz iteration reaches 1 after 150 steps. The first transition is 25544596; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 5 × 881 × 1933
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 10,234,728
Proper Divisor Sum 1,719,863
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #8514833 ← → #8514871

Radix Representation

Decimal 8514865
Binary 100000011110110100110001 (24 bits)
Octal 0o40366461
Hexadecimal 0x81ED31

Divisor Catalog (8)

1 5 881 1,933 4,405 9,665 1,702,973 8,514,865

Collatz Trajectory (150 steps to reach 1)

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

8,514,865 25,544,596 12,772,298 6,386,149 19,158,448 9,579,224 4,789,612 2,394,806 1,197,403 3,592,210 1,796,105 5,388,316 2,694,158 1,347,079 4,041,238 2,020,619 6,061,858 3,030,929 9,092,788 4,546,394 2,273,197 6,819,592 3,409,796 1,704,898 852,449 2,557,348 1,278,674 639,337 1,918,012 959,006 479,503 1,438,510 719,255 2,157,766 1,078,883 3,236,650 1,618,325 4,854,976 2,427,488 1,213,744 606,872 303,436 151,718 75,859 227,578 113,789 341,368 170,684 85,342 42,671 128,014 64,007 192,022 96,011 288,034 144,017 432,052 216,026 108,013 324,040

More profiles

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