λ
Sequence Observatory

6,453,549

32 × 31 × 23131
Deficient Odd Composite

Starting at 6,453,549, the Collatz iteration reaches 1 after 178 steps. The first transition is 19360648; the starting value is odd with 12 positive divisors.

Prime Factor Structure

Factorization String 3^2 × 31 × 23131
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 9,622,912
Proper Divisor Sum 3,169,363
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #6453541 ← → #6453571

Radix Representation

Decimal 6453549
Binary 11000100111100100101101 (23 bits)
Octal 0o30474455
Hexadecimal 0x62792D

Divisor Catalog (12)

1 3 9 31 93 279 23,131 69,393 208,179 717,061 2,151,183 6,453,549

Collatz Trajectory (178 steps to reach 1)

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

6,453,549 19,360,648 9,680,324 4,840,162 2,420,081 7,260,244 3,630,122 1,815,061 5,445,184 2,722,592 1,361,296 680,648 340,324 170,162 85,081 255,244 127,622 63,811 191,434 95,717 287,152 143,576 71,788 35,894 17,947 53,842 26,921 80,764 40,382 20,191 60,574 30,287 90,862 45,431 136,294 68,147 204,442 102,221 306,664 153,332 76,666 38,333 115,000 57,500 28,750 14,375 43,126 21,563 64,690 32,345 97,036 48,518 24,259 72,778 36,389 109,168 54,584 27,292 13,646 6,823

More profiles

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