λ
Sequence Observatory

9,663,744

28 × 3 × 12583
Abundant Even Composite

Starting at 9,663,744, the Collatz iteration reaches 1 after 70 steps. The first transition is 4831872; the starting value is even with 36 positive divisors.

Prime Factor Structure

Factorization String 2^8 × 3 × 12583
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 36
Divisor Sum (σ) 25,721,696
Proper Divisor Sum 16,057,952
Digit Sum / Digital Root 39 (Root: 3)
Adjacent Primes #9663743 ← → #9663763

Radix Representation

Decimal 9663744
Binary 100100110111010100000000 (24 bits)
Octal 0o44672400
Hexadecimal 0x937500

Divisor Catalog (36)

1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 768 12,583 25,166 37,749 50,332 75,498 100,664 150,996 201,328 301,992 402,656 603,984 805,312 1,207,968 1,610,624 2,415,936 3,221,248 4,831,872 9,663,744

Collatz Trajectory (70 steps to reach 1)

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

9,663,744 4,831,872 2,415,936 1,207,968 603,984 301,992 150,996 75,498 37,749 113,248 56,624 28,312 14,156 7,078 3,539 10,618 5,309 15,928 7,964 3,982 1,991 5,974 2,987 8,962 4,481 13,444 6,722 3,361 10,084 5,042 2,521 7,564 3,782 1,891 5,674 2,837 8,512 4,256 2,128 1,064 532 266 133 400 200 100 50 25 76 38 19 58 29 88 44 22 11 34 17 52

More profiles

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