λ
Sequence Observatory

9,891,048

23 × 3 × 412127
Abundant Even Composite

Starting at 9,891,048, the Collatz iteration reaches 1 after 251 steps. The first transition is 4945524; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 3 × 412127
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 24,727,680
Proper Divisor Sum 14,836,632
Digit Sum / Digital Root 39 (Root: 3)
Adjacent Primes #9891043 ← → #9891053

Radix Representation

Decimal 9891048
Binary 100101101110110011101000 (24 bits)
Octal 0o45566350
Hexadecimal 0x96ECE8

Divisor Catalog (16)

1 2 3 4 6 8 12 24 412,127 824,254 1,236,381 1,648,508 2,472,762 3,297,016 4,945,524 9,891,048

Collatz Trajectory (251 steps to reach 1)

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

9,891,048 4,945,524 2,472,762 1,236,381 3,709,144 1,854,572 927,286 463,643 1,390,930 695,465 2,086,396 1,043,198 521,599 1,564,798 782,399 2,347,198 1,173,599 3,520,798 1,760,399 5,281,198 2,640,599 7,921,798 3,960,899 11,882,698 5,941,349 17,824,048 8,912,024 4,456,012 2,228,006 1,114,003 3,342,010 1,671,005 5,013,016 2,506,508 1,253,254 626,627 1,879,882 939,941 2,819,824 1,409,912 704,956 352,478 176,239 528,718 264,359 793,078 396,539 1,189,618 594,809 1,784,428 892,214 446,107 1,338,322 669,161 2,007,484 1,003,742 501,871 1,505,614 752,807 2,258,422

More profiles

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