λ
Sequence Observatory

869,874

2 × 3 × 113 × 1283
Abundant Even Composite

Starting at 869,874, the Collatz iteration reaches 1 after 95 steps. The first transition is 434937; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 3 × 113 × 1283
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 1,756,512
Proper Divisor Sum 886,638
Digit Sum / Digital Root 42 (Root: 6)
Adjacent Primes #869863 ← → #869879

Radix Representation

Decimal 869874
Binary 11010100010111110010 (20 bits)
Octal 0o3242762
Hexadecimal 0xD45F2

Divisor Catalog (16)

1 2 3 6 113 226 339 678 1,283 2,566 3,849 7,698 144,979 289,958 434,937 869,874

Collatz Trajectory (95 steps to reach 1)

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

869,874 434,937 1,304,812 652,406 326,203 978,610 489,305 1,467,916 733,958 366,979 1,100,938 550,469 1,651,408 825,704 412,852 206,426 103,213 309,640 154,820 77,410 38,705 116,116 58,058 29,029 87,088 43,544 21,772 10,886 5,443 16,330 8,165 24,496 12,248 6,124 3,062 1,531 4,594 2,297 6,892 3,446 1,723 5,170 2,585 7,756 3,878 1,939 5,818 2,909 8,728 4,364 2,182 1,091 3,274 1,637 4,912 2,456 1,228 614 307 922

More profiles

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