λ
Sequence Observatory

9,158,203

37 × 247519
Deficient Odd Composite

Starting at 9,158,203, the Collatz iteration reaches 1 after 163 steps. The first transition is 27474610; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 37 × 247519
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 9,405,760
Proper Divisor Sum 247,557
Digit Sum / Digital Root 28 (Root: 1)
Adjacent Primes #9158197 ← → #9158207

Radix Representation

Decimal 9158203
Binary 100010111011111000111011 (24 bits)
Octal 0o42737073
Hexadecimal 0x8BBE3B

Divisor Catalog (4)

1 37 247,519 9,158,203

Collatz Trajectory (163 steps to reach 1)

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

9,158,203 27,474,610 13,737,305 41,211,916 20,605,958 10,302,979 30,908,938 15,454,469 46,363,408 23,181,704 11,590,852 5,795,426 2,897,713 8,693,140 4,346,570 2,173,285 6,519,856 3,259,928 1,629,964 814,982 407,491 1,222,474 611,237 1,833,712 916,856 458,428 229,214 114,607 343,822 171,911 515,734 257,867 773,602 386,801 1,160,404 580,202 290,101 870,304 435,152 217,576 108,788 54,394 27,197 81,592 40,796 20,398 10,199 30,598 15,299 45,898 22,949 68,848 34,424 17,212 8,606 4,303 12,910 6,455 19,366 9,683

More profiles

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