λ
Sequence Observatory

2,023,697

13 × 17 × 9157
Deficient Odd Composite

Starting at 2,023,697, the Collatz iteration reaches 1 after 135 steps. The first transition is 6071092; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 13 × 17 × 9157
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 2,307,816
Proper Divisor Sum 284,119
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #2023667 ← → #2023727

Radix Representation

Decimal 2023697
Binary 111101110000100010001 (21 bits)
Octal 0o7560421
Hexadecimal 0x1EE111

Divisor Catalog (8)

1 13 17 221 9,157 119,041 155,669 2,023,697

Collatz Trajectory (135 steps to reach 1)

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

2,023,697 6,071,092 3,035,546 1,517,773 4,553,320 2,276,660 1,138,330 569,165 1,707,496 853,748 426,874 213,437 640,312 320,156 160,078 80,039 240,118 120,059 360,178 180,089 540,268 270,134 135,067 405,202 202,601 607,804 303,902 151,951 455,854 227,927 683,782 341,891 1,025,674 512,837 1,538,512 769,256 384,628 192,314 96,157 288,472 144,236 72,118 36,059 108,178 54,089 162,268 81,134 40,567 121,702 60,851 182,554 91,277 273,832 136,916 68,458 34,229 102,688 51,344 25,672 12,836

More profiles

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