λ
Sequence Observatory

9,258,071

439 × 21089
Deficient Odd Composite

Starting at 9,258,071, the Collatz iteration reaches 1 after 101 steps. The first transition is 27774214; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 439 × 21089
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,279,600
Proper Divisor Sum 21,529
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #9258043 ← → #9258083

Radix Representation

Decimal 9258071
Binary 100011010100010001010111 (24 bits)
Octal 0o43242127
Hexadecimal 0x8D4457

Divisor Catalog (4)

1 439 21,089 9,258,071

Collatz Trajectory (101 steps to reach 1)

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

9,258,071 27,774,214 13,887,107 41,661,322 20,830,661 62,491,984 31,245,992 15,622,996 7,811,498 3,905,749 11,717,248 5,858,624 2,929,312 1,464,656 732,328 366,164 183,082 91,541 274,624 137,312 68,656 34,328 17,164 8,582 4,291 12,874 6,437 19,312 9,656 4,828 2,414 1,207 3,622 1,811 5,434 2,717 8,152 4,076 2,038 1,019 3,058 1,529 4,588 2,294 1,147 3,442 1,721 5,164 2,582 1,291 3,874 1,937 5,812 2,906 1,453 4,360 2,180 1,090 545 1,636

More profiles

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