λ
Sequence Observatory

9,049,048

23 × 1131131
Deficient Even Composite

Starting at 9,049,048, the Collatz iteration reaches 1 after 137 steps. The first transition is 4524524; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 1131131
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 16,966,980
Proper Divisor Sum 7,917,932
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #9049037 ← → #9049109

Radix Representation

Decimal 9049048
Binary 100010100001001111011000 (24 bits)
Octal 0o42411730
Hexadecimal 0x8A13D8

Divisor Catalog (8)

1 2 4 8 1,131,131 2,262,262 4,524,524 9,049,048

Collatz Trajectory (137 steps to reach 1)

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

9,049,048 4,524,524 2,262,262 1,131,131 3,393,394 1,696,697 5,090,092 2,545,046 1,272,523 3,817,570 1,908,785 5,726,356 2,863,178 1,431,589 4,294,768 2,147,384 1,073,692 536,846 268,423 805,270 402,635 1,207,906 603,953 1,811,860 905,930 452,965 1,358,896 679,448 339,724 169,862 84,931 254,794 127,397 382,192 191,096 95,548 47,774 23,887 71,662 35,831 107,494 53,747 161,242 80,621 241,864 120,932 60,466 30,233 90,700 45,350 22,675 68,026 34,013 102,040 51,020 25,510 12,755 38,266 19,133 57,400

More profiles

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